{ "document": { "category": "csaf_base", "csaf_version": "2.0", "distribution": { "tlp": { "label": "WHITE" } }, "lang": "en", "notes": [ { "category": "legal_disclaimer", "text": "The Netherlands Cyber Security Center (henceforth: NCSC-NL) maintains this portal to enhance access to its information and vulnerabilities. The use of this information is subject to the following terms and conditions:\n\nThe vulnerabilities disclosed in this portal are gathered by NCSC-NL from a variety of open sources, which the user can retrieve from other platforms. NCSC-NL makes every reasonable effort to ensure that the content of this portal is kept up to date, and that it is accurate and complete. Nevertheless, NCSC-NL cannot entirely rule out the possibility of errors, and therefore cannot give any warranty in respect of its completeness, accuracy or real-time keeping up-to-date. NCSC-NL does not control nor guarantee the accuracy, relevance, timeliness or completeness of information obtained from these external sources. The vulnerabilities disclosed in this portal are intended solely for the convenience of professional parties to take appropriate measures to manage the risks posed to the cybersecurity. No rights can be derived from the information provided therein.\n\nNCSC-NL and the Kingdom of the Netherlands assume no legal liability or responsibility for any damage resulting from either the use or inability of use of the vulnerabilities disclosed in this portal. This includes damage resulting from the inaccuracy of incompleteness of the information contained in it.\nThe information on this page is subject to Dutch law. All disputes related to or arising from the use of this portal regarding the disclosure of vulnerabilities will be submitted to the competent court in The Hague. This choice of means also applies to the court in summary proceedings." } ], "publisher": { "category": "coordinator", "contact_details": "cert@ncsc.nl", "name": "National Cyber Security Centre", "namespace": "https://www.ncsc.nl/" }, "title": "CVE-2026-3497", "tracking": { "current_release_date": "2026-04-03T00:35:47.573993Z", "generator": { "date": "2026-02-17T15:00:00Z", "engine": { "name": "V.E.L.M.A", "version": "1.7" } }, "id": "CVE-2026-3497", "initial_release_date": "2026-03-12T18:38:40.277649Z", "revision_history": [ { "date": "2026-03-12T18:38:40.277649Z", "number": "1", "summary": "CVE created.| Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products created (3).| References created (1).| CWES updated (1)." }, { "date": "2026-03-12T18:38:44.003909Z", "number": "2", "summary": "NCSC Score created." }, { "date": "2026-03-12T19:26:42.742683Z", "number": "3", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| References created (2).| CWES updated (1)." }, { "date": "2026-03-12T19:26:46.313154Z", "number": "4", "summary": "NCSC Score updated." }, { "date": "2026-03-12T19:38:45.613100Z", "number": "5", "summary": "References created (2).| Unknown change." }, { "date": "2026-03-12T20:25:33.680813Z", "number": "6", "summary": "References created (1)." }, { "date": "2026-03-13T06:43:38.452672Z", "number": "7", "summary": "Source created.| CVE status created. (valid)| Description created for source.| Products connected (2)." }, { "date": "2026-03-13T06:43:49.110762Z", "number": "8", "summary": "NCSC Score updated." }, { "date": "2026-03-13T10:05:36.417679Z", "number": "9", "summary": "Source created.| CVE status created. (valid)| Products connected (1).| Product Identifiers created (2).| Products created (1).| References created (6)." }, { "date": "2026-03-13T10:05:48.579766Z", "number": "10", "summary": "NCSC Score updated." }, { "date": "2026-03-13T12:28:03.743248Z", "number": "11", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products connected (11).| Product Identifiers created (6).| Product Remediations created (12).| Products created (1).| References created (4).| CWES updated (1).| Vendor_assessment created." }, { "date": "2026-03-13T12:28:09.800086Z", "number": "12", "summary": "NCSC Score updated." }, { "date": "2026-03-13T14:12:34.751048Z", "number": "13", "summary": "Source created.| CVE status created. (valid)| EPSS created." }, { "date": "2026-03-13T14:12:40.872226Z", "number": "14", "summary": "NCSC Score updated." }, { "date": "2026-03-13T18:40:17.908919Z", "number": "15", "summary": "NCSC Score updated." }, { "date": "2026-03-14T21:38:44.458738Z", "number": "16", "summary": "References created (1)." }, { "date": "2026-03-14T23:38:56.404051Z", "number": "17", "summary": "References created (1)." }, { "date": "2026-03-16T14:27:09.856359Z", "number": "18", "summary": "References created (2)." }, { "date": "2026-03-16T14:27:15.212424Z", "number": "19", "summary": "NCSC Score updated." }, { "date": "2026-03-18T12:38:45.977987Z", "number": "20", "summary": "References created (1)." }, { "date": "2026-03-18T12:38:54.952369Z", "number": "21", "summary": "NCSC Score updated." }, { "date": "2026-03-18T13:06:11.323213Z", "number": "22", "summary": "Products connected (1).| Product Identifiers created (1).| References created (3)." }, { "date": "2026-03-18T13:06:22.309114Z", "number": "23", "summary": "NCSC Score updated." }, { "date": "2026-03-18T13:25:45.956096Z", "number": "24", "summary": "References created (1)." }, { "date": "2026-03-18T16:26:03.361908Z", "number": "25", "summary": "References created (1)." }, { "date": "2026-03-18T17:26:15.448268Z", "number": "26", "summary": "References created (1)." }, { "date": "2026-03-18T17:39:29.528757Z", "number": "27", "summary": "References created (2)." }, { "date": "2026-03-18T18:38:48.365295Z", "number": "28", "summary": "References created (1)." }, { "date": "2026-03-18T19:25:32.030999Z", "number": "29", "summary": "References created (1)." }, { "date": "2026-03-20T09:28:44.922595Z", "number": "30", "summary": "Source connected.| CVE status created. (valid)| EPSS created." }, { "date": "2026-03-20T09:28:47.990297Z", "number": "31", "summary": "NCSC Score updated." }, { "date": "2026-04-03T00:31:45.661129Z", "number": "32", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products connected (2).| Product Identifiers created (59).| Product Remediations created (32).| Products created (14).| Product Identifiers removed (43).| References created (9).| CWES updated (1)." }, { "date": "2026-04-03T00:31:52.915463Z", "number": "33", "summary": "NCSC Score updated." }, { "date": "2026-04-03T00:33:22.752960Z", "number": "34", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products connected (2).| Product Identifiers created (71).| Product Remediations created (38).| Products created (17).| Product Identifiers removed (52).| References created (9).| CWES updated (1)." }, { "date": "2026-04-03T00:33:31.434525Z", "number": "35", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products connected (2).| Product Identifiers created (59).| Product Remediations created (32).| Products created (14).| Product Identifiers removed (43).| References created (9).| CWES updated (1)." } ], "status": "interim", "version": "35" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:unknown/unknown", "product": { "name": "vers:unknown/unknown", "product_id": "CSAFPID-1317178", "product_identification_helper": { "cpe": "cpe:/o:fedoraproject:fedora:-" } } } ], "category": "product_name", "name": "Fedora Linux" } ], "category": "vendor", "name": "Fedora" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:unknown/gssapi delta linux distributions", "product": { "name": "vers:unknown/gssapi delta linux distributions", "product_id": "CSAFPID-5812827", "product_identification_helper": { "cpe": "cpe:/a:openbsd:openssh:gssapi_delta_linux_distributions" } } } ], "category": "product_name", "name": "OpenSSH" } ], "category": "vendor", "name": "Open Source" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:rpm/10", "product": { "name": "vers:rpm/10", "product_id": "CSAFPID-2858634", "product_identification_helper": { "cpe": "cpe:/o:redhat:enterprise_linux:10" } } } ], "category": "product_name", "name": "Red Hat Enterprise Linux 10" }, { "branches": [ { "category": "product_version_range", "name": "vers:rpm/6", "product": { "name": "vers:rpm/6", "product_id": "CSAFPID-1439321", "product_identification_helper": { "cpe": "cpe:/o:redhat:enterprise_linux:6" } } } ], "category": "product_name", "name": "Red Hat Enterprise Linux 6" }, { "branches": [ { "category": "product_version_range", "name": "vers:rpm/7", "product": { "name": "vers:rpm/7", "product_id": "CSAFPID-1439315", "product_identification_helper": { "cpe": 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"category": "product_version_range", "name": "vers:rpm/9.9p1-13.el10_1", "product": { "name": "vers:rpm/9.9p1-13.el10_1", "product_id": "CSAFPID-5986075", "product_identification_helper": { "purl": "pkg:rpm/redhat/openssh-sk-dummy-debuginfo@9.9p1-13.el10_1?arch=x86_64" } } } ], "category": "product_name", "name": "openssh-sk-dummy-debuginfo" }, { "branches": [ { "category": "product_version_range", "name": "vers:rpm/0.10.3-7.28.el8_10", "product": { "name": "vers:rpm/0.10.3-7.28.el8_10", "product_id": "CSAFPID-5986140", "product_identification_helper": { "purl": "pkg:rpm/redhat/pam_ssh_agent_auth@0.10.3-7.28.el8_10?arch=x86_64" } } }, { "category": "product_version_range", "name": "vers:rpm/0.10.4-5.48.el9_7", "product": { "name": "vers:rpm/0.10.4-5.48.el9_7", "product_id": "CSAFPID-5986154", "product_identification_helper": { "purl": "pkg:rpm/redhat/pam_ssh_agent_auth@0.10.4-5.48.el9_7?arch=x86_64" } } } ], "category": "product_name", "name": "pam_ssh_agent_auth" }, { "branches": [ { "category": "product_version_range", "name": "vers:rpm/0.10.3-7.28.el8_10", "product": { "name": "vers:rpm/0.10.3-7.28.el8_10", "product_id": "CSAFPID-5986141", "product_identification_helper": { "purl": "pkg:rpm/redhat/pam_ssh_agent_auth-debuginfo@0.10.3-7.28.el8_10?arch=x86_64" } } }, { "category": "product_version_range", "name": "vers:rpm/0.10.4-5.48.el9_7", "product": { "name": "vers:rpm/0.10.4-5.48.el9_7", "product_id": "CSAFPID-5986155", "product_identification_helper": { "purl": "pkg:rpm/redhat/pam_ssh_agent_auth-debuginfo@0.10.4-5.48.el9_7?arch=x86_64" } } } ], "category": "product_name", "name": "pam_ssh_agent_auth-debuginfo" } ], "category": "product_family", "name": "Red Hat Enterprise Linux" }, { "branches": [ { "category": "product_version_range", "name": "vers:rpm/4", "product": { "name": "vers:rpm/4", "product_id": "CSAFPID-1439328", "product_identification_helper": { "cpe": "cpe:/a:redhat:openshift:4" } } } ], "category": "product_name", "name": "Red Hat OpenShift Container Platform 4" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:rpm/unknown", "product": { "name": "vers:rpm/unknown", "product_id": "CSAFPID-5813410" } } ], "category": "product_name", "name": "openssh" } ], "category": "product_family", "name": "Red Hat Enterprise Linux 10" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:rpm/unknown", "product": { "name": "vers:rpm/unknown", "product_id": "CSAFPID-2187450" } } ], "category": "product_name", "name": "openssh" } ], "category": "product_family", "name": "Red Hat Enterprise Linux 6" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:rpm/unknown", "product": { "name": "vers:rpm/unknown", "product_id": "CSAFPID-2187451" } } ], "category": "product_name", "name": "openssh" } ], "category": "product_family", "name": "Red Hat Enterprise Linux 7" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:rpm/unknown", "product": { "name": "vers:rpm/unknown", "product_id": "CSAFPID-2187454" } } ], "category": "product_name", "name": "openssh" } ], "category": "product_family", "name": "Red Hat Enterprise Linux 8" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:rpm/unknown", "product": { "name": "vers:rpm/unknown", "product_id": "CSAFPID-2187455" } } ], "category": "product_name", "name": "openssh" } ], "category": "product_family", "name": "Red Hat Enterprise Linux 9" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:rpm/unknown", "product": { "name": "vers:rpm/unknown", "product_id": "CSAFPID-1439329" } } ], "category": "product_name", "name": "rhcos" } ], "category": "product_family", "name": "Red Hat OpenShift Container Platform 4" } ], "category": "vendor", "name": "Red Hat" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:unknown/unknown", "product": { "name": "vers:unknown/unknown", "product_id": "CSAFPID-1330299", "product_identification_helper": { "cpe": "cpe:/o:canonical:ubuntu_linux:-" } } } ], "category": "product_name", "name": "Ubuntu Linux" }, { "branches": [ { "category": "product_version_range", "name": "vers:dpkg/1:10.0p1-5ubuntu5|<1:10.0p1-5ubuntu5.1", "product": { "name": "vers:dpkg/1:10.0p1-5ubuntu5|<1:10.0p1-5ubuntu5.1", "product_id": "CSAFPID-5810582" } }, { "category": "product_version_range", "name": "vers:dpkg/1:8.9p1-3|<1:8.9p1-3ubuntu0.14", "product": { "name": "vers:dpkg/1:8.9p1-3|<1:8.9p1-3ubuntu0.14", "product_id": "CSAFPID-5810584" } }, { "category": "product_version_range", "name": "vers:dpkg/1:9.6p1-3ubuntu13|<1:9.6p1-3ubuntu13.15", "product": { "name": "vers:dpkg/1:9.6p1-3ubuntu13|<1:9.6p1-3ubuntu13.15", "product_id": "CSAFPID-5810583" } } ], "category": "product_name", "name": "openssh" } ], "category": "vendor", "name": "Ubuntu" }, { "branches": [ { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:deb/unknown", "product": { "name": "vers:deb/unknown", "product_id": "CSAFPID-2657788" } } ], "category": "product_name", "name": "openssh" } ], "category": "product_family", "name": "bookworm" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:deb/unknown", "product": { "name": "vers:deb/unknown", "product_id": "CSAFPID-2163024" } } ], "category": "product_name", "name": "openssh" } ], "category": "product_family", "name": "bullseye" } ], "category": "vendor", "name": "Debian" } ] }, "vulnerabilities": [ { "cve": "CVE-2026-3497", "cwe": { "id": "CWE-908", "name": "Use of Uninitialized Resource" }, "notes": [ { "category": "description", "text": "Vulnerability in the OpenSSH GSSAPI delta included in various Linux distributions. This vulnerability affects the GSSAPI patches added by various Linux distributions and does not affect the OpenSSH upstream project itself. The usage of sshpkt_disconnect() on an error, which does not terminate the process, allows an attacker to send an unexpected GSSAPI message type during the GSSAPI key exchange to the server, which will call the underlying function and continue the execution of the program without setting the related connection variables. As the variables are not initialized to NULL the code later accesses those uninitialized variables, accessing random memory, which could lead to undefined behavior. The recommended workaround is to use ssh_packet_disconnect() instead, which does terminate the process. The impact of the vulnerability depends heavily on the compiler flag hardening configuration.", "title": "cveprojectv5 - https://www.cve.org/CVERecord?id=CVE-2026-3497" }, { "category": "description", "text": "Vulnerability in the OpenSSH GSSAPI delta included in various Linux distributions. This vulnerability affects the GSSAPI patches added by various Linux distributions and does not affect the OpenSSH upstream project itself. The usage of sshpkt_disconnect() on an error, which does not terminate the process, allows an attacker to send an unexpected GSSAPI message type during the GSSAPI key exchange to the server, which will call the underlying function and continue the execution of the program without setting the related connection variables. As the variables are not initialized to NULL the code later accesses those uninitialized variables, accessing random memory, which could lead to undefined behavior. The recommended workaround is to use ssh_packet_disconnect() instead, which does terminate the process. The impact of the vulnerability depends heavily on the compiler flag hardening configuration.", "title": "nvd - https://nvd.nist.gov/vuln/detail/CVE-2026-3497" }, { "category": "description", "text": "Vulnerability in the OpenSSH GSSAPI delta included in various Linux distributions. This vulnerability affects the GSSAPI patches added by various Linux distributions and does not affect the OpenSSH upstream project itself. The usage of sshpkt_disconnect() on an error, which does not terminate the process, allows an attacker to send an unexpected GSSAPI message type during the GSSAPI key exchange to the server, which will call the underlying function and continue the execution of the program without setting the related connection variables. As the variables are not initialized to NULL the code later accesses those uninitialized variables, accessing random memory, which could lead to undefined behavior. The recommended workaround is to use ssh_packet_disconnect() instead, which does terminate the process. The impact of the vulnerability depends heavily on the compiler flag hardening configuration.", "title": "debian - https://security-tracker.debian.org/tracker/CVE-2026-3497" }, { "category": "description", "text": "A flaw was found in the OpenSSH GSSAPI (Generic Security Service Application Program Interface) delta patches, as included in various Linux distributions. A remote attacker could exploit this by sending an unexpected GSSAPI message type during the key exchange process. This occurs because the `sshpkt_disconnect()` function, when called on an error, does not properly terminate the process, leading to the continued execution of the program with uninitialized connection variables. Accessing these uninitialized variables can lead to undefined behavior, potentially resulting in information disclosure or a denial of service.\nIMPORTANT: This vulnerability affects the OpenSSH GSSAPI delta as implemented in Red Hat Enterprise Linux and OpenShift Container Platform. An unauthenticated attacker could send a specially crafted GSSAPI message during key exchange, leading to the use of uninitialized variables and potentially undefined behavior. The severity of the impact is dependent on compiler hardening configurations.", "title": "redhat - https://access.redhat.com/security/cve/CVE-2026-3497" }, { "category": "description", "text": "A flaw was found in the OpenSSH GSSAPI (Generic Security Service Application Program Interface) delta patches, as included in various Linux distributions. A remote attacker could exploit this by sending an unexpected GSSAPI message type during the key exchange process. This occurs because the `sshpkt_disconnect()` function, when called on an error, does not properly terminate the process, leading to the continued execution of the program with uninitialized connection variables. Accessing these uninitialized variables can lead to undefined behavior, potentially resulting in information disclosure or a denial of service.", "title": "redhat - https://access.redhat.com/hydra/rest/securitydata/csaf/RHSA-2026:6463.json" }, { "category": "description", "text": "A flaw was found in the OpenSSH GSSAPI (Generic Security Service Application Program Interface) delta patches, as included in various Linux distributions. A remote attacker could exploit this by sending an unexpected GSSAPI message type during the key exchange process. This occurs because the `sshpkt_disconnect()` function, when called on an error, does not properly terminate the process, leading to the continued execution of the program with uninitialized connection variables. Accessing these uninitialized variables can lead to undefined behavior, potentially resulting in information disclosure or a denial of service.", "title": "redhat - https://access.redhat.com/hydra/rest/securitydata/csaf/RHSA-2026:6461.json" }, { "category": "description", "text": "A flaw was found in the OpenSSH GSSAPI (Generic Security Service Application Program Interface) delta patches, as included in various Linux distributions. A remote attacker could exploit this by sending an unexpected GSSAPI message type during the key exchange process. This occurs because the `sshpkt_disconnect()` function, when called on an error, does not properly terminate the process, leading to the continued execution of the program with uninitialized connection variables. Accessing these uninitialized variables can lead to undefined behavior, potentially resulting in information disclosure or a denial of service.", "title": "redhat - https://access.redhat.com/hydra/rest/securitydata/csaf/RHSA-2026:6462.json" }, { "category": "other", "text": "0.00123", "title": "EPSS" }, { "category": "other", "text": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N", "title": "CVSSV4" }, { "category": "other", "text": "6.9", "title": "CVSSV4 base score" }, { "category": "other", "text": "3.8", "title": "NCSC Score" }, { "category": "other", "text": "VENDOR FIX as product remediation category, There is product data available from source Certbundde", "title": "NCSC Score top increasing factors" }, { "category": "other", "text": "There is product data available from source Debian, Is related to a product by vendor Open Source, There is product_remediation data available from source Redhat, There is cwe data available from source Nvd, Is related to a product by vendor Debian", "title": "NCSC Score top decreasing factors" }, { "category": "details", "text": "Severity: 3\n", "title": "Vendor assessment" } ], "product_status": { "fixed": [ "CSAFPID-5180289", "CSAFPID-5986062", "CSAFPID-5986063", "CSAFPID-5986064", "CSAFPID-5986065", "CSAFPID-5986066", "CSAFPID-5986067", "CSAFPID-5986068", "CSAFPID-5986069", "CSAFPID-5986070", "CSAFPID-5986071", "CSAFPID-5986072", "CSAFPID-5986073", "CSAFPID-5986074", "CSAFPID-5986075", "CSAFPID-1432908", "CSAFPID-5986125", "CSAFPID-5986126", "CSAFPID-5986127", "CSAFPID-5986128", "CSAFPID-5986129", "CSAFPID-5986130", "CSAFPID-5986131", "CSAFPID-5986132", "CSAFPID-5986133", "CSAFPID-5986134", "CSAFPID-5986135", "CSAFPID-5986136", "CSAFPID-5986137", "CSAFPID-5986138", "CSAFPID-5986139", "CSAFPID-5986140", "CSAFPID-5986141", "CSAFPID-1432758", "CSAFPID-5986142", "CSAFPID-5986143", "CSAFPID-5986144", "CSAFPID-5986145", "CSAFPID-5986146", "CSAFPID-5986147", "CSAFPID-5986148", "CSAFPID-5986149", "CSAFPID-5986150", "CSAFPID-5986151", "CSAFPID-5986152", "CSAFPID-5986153", "CSAFPID-5986154", "CSAFPID-5986155" ], "known_affected": [ "CSAFPID-5810582", "CSAFPID-5810583", "CSAFPID-5810584", "CSAFPID-2163024", "CSAFPID-2657788", "CSAFPID-1330299", "CSAFPID-5812827", "CSAFPID-1439317", "CSAFPID-1439319", "CSAFPID-1439328", "CSAFPID-1439329", "CSAFPID-2187454", "CSAFPID-2187455", "CSAFPID-2858634", "CSAFPID-5813410", "CSAFPID-1317178" ], "known_not_affected": [ "CSAFPID-1439315", "CSAFPID-1439321", "CSAFPID-2187450", "CSAFPID-2187451" ] }, "references": [ { "category": "external", "summary": "Source - cveprojectv5", "url": "https://www.cve.org/CVERecord?id=CVE-2026-3497" }, { "category": "external", "summary": "Source raw - cveprojectv5", "url": "https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/3xxx/CVE-2026-3497.json" }, { "category": "external", "summary": "Source - nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-3497" }, { "category": "external", "summary": "Source raw - nvd", "url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-3497" }, { "category": "external", "summary": "Source - debian", "url": "https://security-tracker.debian.org/tracker/CVE-2026-3497" }, { "category": "external", "summary": "Source - certbundde", "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0716.json" }, { "category": "external", "summary": "Source - redhat", "url": "https://access.redhat.com/security/cve/CVE-2026-3497" }, { "category": "external", "summary": "Source raw - redhat", "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-3497.json" }, { "category": "external", "summary": "Source - first", "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-3497" }, { "category": "external", "summary": "Source raw - first", "url": "https://api.first.org/data/v1/epss?limit=10000&offset=0" }, { "category": "external", "summary": "Source - first", "url": "https://api.first.org/data/v1/epss?limit=10000&offset=0" }, { "category": "external", "summary": "Source - redhat", "url": "https://access.redhat.com/hydra/rest/securitydata/csaf/RHSA-2026:6463.json" }, { "category": "external", "summary": "Source - redhat", "url": "https://access.redhat.com/hydra/rest/securitydata/csaf/RHSA-2026:6461.json" }, { "category": "external", "summary": "Source - redhat", "url": "https://access.redhat.com/hydra/rest/securitydata/csaf/RHSA-2026:6462.json" }, { "category": "external", "summary": "Reference - cveprojectv5; nvd; redhat", "url": "https://ubuntu.com/security/CVE-2026-3497" }, { "category": "external", "summary": "Reference - cveprojectv5; nvd; redhat", "url": "https://www.openwall.com/lists/oss-security/2026/03/12/3" }, { "category": "external", "summary": "Reference - cveprojectv5; nvd", "url": "http://www.openwall.com/lists/oss-security/2026/03/12/3" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0716.json" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-0716" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://github.com/advisories/GHSA-WCPP-3X59-H8VP" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://seclists.org/oss-sec/2026/q1/299" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://ubuntu.com/security/notices/USN-8090-1" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://ubuntu.com/security/notices/USN-8090-2" }, { "category": "external", "summary": "Reference - redhat", "url": "https://www.cve.org/CVERecord?id=CVE-2026-3497" }, { "category": "external", "summary": "Reference - redhat", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-3497" }, { "category": "external", "summary": "Reference - cveprojectv5; nvd", "url": "http://www.openwall.com/lists/oss-security/2026/03/14/3" }, { "category": "external", "summary": "Reference - cveprojectv5; nvd", "url": "http://www.openwall.com/lists/oss-security/2026/03/14/4" }, { "category": "external", "summary": "Reference - cveprojectv5; nvd", "url": "http://www.openwall.com/lists/oss-security/2026/03/18/2" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://bodhi.fedoraproject.org/updates/FEDORA-2026-bab4aa5da7" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://bodhi.fedoraproject.org/updates/FEDORA-2026-39819a3d62" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://bodhi.fedoraproject.org/updates/FEDORA-2026-62fb46caac" }, { "category": "external", "summary": "Reference - cveprojectv5; nvd", "url": "http://www.openwall.com/lists/oss-security/2026/03/18/4" }, { "category": "external", "summary": "Reference - cveprojectv5; nvd", "url": "http://www.openwall.com/lists/oss-security/2026/03/18/5" }, { "category": "external", "summary": "Reference - cveprojectv5; nvd", "url": "http://www.openwall.com/lists/oss-security/2026/03/18/7" }, { "category": "external", "summary": "Reference - redhat", "url": "https://access.redhat.com/security/cve/CVE-2026-3497" }, { "category": "external", "summary": "Reference - redhat", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2447085" }, { "category": "external", "summary": "Reference - redhat", "url": "https://access.redhat.com/errata/RHSA-2026:6463" }, { "category": "external", "summary": "Reference - redhat", "url": "https://access.redhat.com/security/updates/classification/#important" }, { "category": "external", "summary": "Reference - redhat", "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_6463.json" }, { "category": "external", "summary": "Reference - redhat", "url": "https://access.redhat.com/errata/RHSA-2026:6461" }, { "category": "external", "summary": "Reference - redhat", "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_6461.json" }, { "category": "external", "summary": "Reference - redhat", "url": "https://access.redhat.com/errata/RHSA-2026:6462" }, { "category": "external", "summary": "Reference - redhat", "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_6462.json" } ], "remediations": [ { "category": "mitigation", "details": "To mitigate this issue, disable GSSAPI authentication in the OpenSSH server configuration. This prevents the server from processing GSSAPI messages, eliminating the vulnerability's attack surface.\nEdit `/etc/ssh/sshd_config` and add or modify the line:\n```\nGSSAPIAuthentication no\n```\nAfter saving the changes, restart the `sshd` service for the mitigation to take effect. This action will prevent users from authenticating via GSSAPI.\n```\n# systemctl restart sshd\n```", "product_ids": [ "CSAFPID-1439315", "CSAFPID-1439317", "CSAFPID-1439319", "CSAFPID-1439321", "CSAFPID-1439328", "CSAFPID-1439329", "CSAFPID-2187450", "CSAFPID-2187451", "CSAFPID-2187454", "CSAFPID-2187455", "CSAFPID-2858634", "CSAFPID-5813410" ] }, { "category": "vendor_fix", "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258", "product_ids": [ "CSAFPID-5180264", "CSAFPID-5180289", "CSAFPID-5986062", "CSAFPID-5986063", "CSAFPID-5986064", "CSAFPID-5986065", "CSAFPID-5986066", "CSAFPID-5986067", "CSAFPID-5986068", "CSAFPID-5986069", "CSAFPID-5986070", "CSAFPID-5986071", "CSAFPID-5986072", "CSAFPID-5986073", "CSAFPID-5986074", "CSAFPID-5986075" ], "restart_required": { "category": "none" }, "url": "https://access.redhat.com/errata/RHSA-2026:6463" }, { "category": "workaround", "details": "To mitigate this issue, disable GSSAPI key exchange in the OpenSSH server configuration. This prevents the server from processing GSSAPI messages, eliminating the vulnerability's attack surface.\n\nEdit `/etc/ssh/sshd_config` and add or modify the line:\n```\nGSSAPIKeyExchange no\n```\n\nAfter saving the changes, restart the `sshd` service for the mitigation to take effect. This action will prevent users from authenticating via GSSAPI.\n\n```\n# systemctl restart sshd\n```", "product_ids": [ "CSAFPID-5180264", "CSAFPID-5180289", "CSAFPID-5986062", "CSAFPID-5986063", "CSAFPID-5986064", "CSAFPID-5986065", "CSAFPID-5986066", "CSAFPID-5986067", "CSAFPID-5986068", "CSAFPID-5986069", "CSAFPID-5986070", "CSAFPID-5986071", "CSAFPID-5986072", "CSAFPID-5986073", "CSAFPID-5986074", "CSAFPID-5986075", "CSAFPID-1432908", "CSAFPID-1437571", "CSAFPID-5986125", "CSAFPID-5986126", "CSAFPID-5986127", "CSAFPID-5986128", "CSAFPID-5986129", "CSAFPID-5986130", "CSAFPID-5986131", "CSAFPID-5986132", "CSAFPID-5986133", "CSAFPID-5986134", "CSAFPID-5986135", "CSAFPID-5986136", "CSAFPID-5986137", "CSAFPID-5986138", "CSAFPID-5986139", "CSAFPID-5986140", "CSAFPID-5986141", "CSAFPID-1432758", "CSAFPID-1432840", "CSAFPID-5986142", "CSAFPID-5986143", "CSAFPID-5986144", "CSAFPID-5986145", "CSAFPID-5986146", "CSAFPID-5986147", "CSAFPID-5986148", "CSAFPID-5986149", "CSAFPID-5986150", "CSAFPID-5986151", "CSAFPID-5986152", "CSAFPID-5986153", "CSAFPID-5986154", "CSAFPID-5986155" ] }, { "category": "vendor_fix", "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258", "product_ids": [ "CSAFPID-1432908", "CSAFPID-1437571", "CSAFPID-5986125", "CSAFPID-5986126", "CSAFPID-5986127", "CSAFPID-5986128", "CSAFPID-5986129", "CSAFPID-5986130", "CSAFPID-5986131", "CSAFPID-5986132", "CSAFPID-5986133", "CSAFPID-5986134", "CSAFPID-5986135", "CSAFPID-5986136", "CSAFPID-5986137", "CSAFPID-5986138", "CSAFPID-5986139", "CSAFPID-5986140", "CSAFPID-5986141" ], "restart_required": { "category": "none" }, "url": "https://access.redhat.com/errata/RHSA-2026:6461" }, { "category": "vendor_fix", "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258", "product_ids": [ "CSAFPID-1432758", "CSAFPID-1432840", "CSAFPID-5986142", "CSAFPID-5986143", "CSAFPID-5986144", "CSAFPID-5986145", "CSAFPID-5986146", "CSAFPID-5986147", "CSAFPID-5986148", "CSAFPID-5986149", "CSAFPID-5986150", "CSAFPID-5986151", "CSAFPID-5986152", "CSAFPID-5986153", "CSAFPID-5986154", "CSAFPID-5986155" ], "restart_required": { "category": "none" }, "url": "https://access.redhat.com/errata/RHSA-2026:6462" } ], "scores": [ { "cvss_v3": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H", "baseScore": 8.2, "baseSeverity": "HIGH" }, "products": [ "CSAFPID-1317178", "CSAFPID-1330299", "CSAFPID-1439317", "CSAFPID-1439319", "CSAFPID-1439328", "CSAFPID-1439329", "CSAFPID-2163024", "CSAFPID-2187454", "CSAFPID-2187455", "CSAFPID-2657788", "CSAFPID-2858634", "CSAFPID-5810582", "CSAFPID-5810583", "CSAFPID-5810584", "CSAFPID-5812827", "CSAFPID-5813410" ] } ], "title": "CVE-2026-3497" } ] }