{ "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-2026-30892", "tracking": { "current_release_date": "2026-03-28T07:49:38.757475Z", "generator": { "date": "2026-02-17T15:00:00Z", "engine": { "name": "V.E.L.M.A", "version": "1.7" } }, "id": "CVE-2026-30892", "initial_release_date": "2026-03-26T00:24:55.561126Z", "revision_history": [ { "date": "2026-03-26T00:24:55.561126Z", "number": "1", "summary": "CVE created.| Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| References created (3).| CWES updated (1)." }, { "date": "2026-03-26T00:25:03.247041Z", "number": "2", "summary": "NCSC Score created." }, { "date": "2026-03-26T00:38:55.493478Z", "number": "3", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products created (1).| References created (3).| CWES updated (1)." }, { "date": "2026-03-26T00:38:57.817389Z", "number": "4", "summary": "NCSC Score updated." }, { "date": "2026-03-26T07:35:30.517270Z", "number": "5", "summary": "NCSC Score updated." }, { "date": "2026-03-26T12:42:59.226642Z", "number": "6", "summary": "Source created.| CVE status created. (valid)| Description created for source.| Products connected (2)." }, { "date": "2026-03-26T15:06:51.915877Z", "number": "7", "summary": "Source connected.| CVE status created. (valid)| EPSS created." }, { "date": "2026-03-26T18:38:42.393857Z", "number": "8", "summary": "Unknown change." }, { "date": "2026-03-26T21:26:01.537310Z", "number": "9", "summary": "Products created (1).| Product Identifiers created (1).| Exploits created (1)." }, { "date": "2026-03-26T21:26:12.863583Z", "number": "10", "summary": "NCSC Score updated." }, { "date": "2026-03-27T19:40:52.130156Z", "number": "11", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products connected (8).| Product Identifiers created (4).| Product Remediations created (9).| Products created (1).| References created (5).| CWES updated (1).| Vendor_assessment created." }, { "date": "2026-03-27T19:40:55.196785Z", "number": "12", "summary": "NCSC Score updated." }, { "date": "2026-03-28T07:37:58.676175Z", "number": "13", "summary": "Products created (1).| Product Identifiers created (1).| Products removed (1)." } ], "status": "interim", "version": "13" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:unknown/>=1.19|<1.27", "product": { "name": "vers:unknown/>=1.19|<1.27", "product_id": "CSAFPID-5956257", "product_identification_helper": { "cpe": "cpe:2.3:a:crun_project:crun:*:*:*:*:*:*:*:*" } } } ], "category": "product_name", "name": "Crun" } ], "category": "vendor", "name": "Crun Project" }, { "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/8", "product": { "name": "vers:rpm/8", "product_id": "CSAFPID-1439317", "product_identification_helper": { "cpe": "cpe:/a:redhat:enterprise_linux:8" } } } ], "category": "product_name", "name": "Red Hat Enterprise Linux 8" }, { "branches": [ { "category": "product_version_range", "name": "vers:rpm/9", "product": { "name": "vers:rpm/9", "product_id": "CSAFPID-1439319", "product_identification_helper": { "cpe": "cpe:/o:redhat:enterprise_linux:9" } } } ], "category": "product_name", "name": "Red Hat Enterprise Linux 9" }, { "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-5940439" } } ], "category": "product_name", "name": "crun" } ], "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-2194362" } } ], "category": "product_name", "name": "crun" } ], "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-2194363" } } ], "category": "product_name", "name": "crun" } ], "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-2194364" } } ], "category": "product_name", "name": "crun" }, { "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": [ { "branches": [ { "category": "product_version_range", "name": "vers:deb/*", "product": { "name": "vers:deb/*", "product_id": "CSAFPID-1412680" } } ], "category": "product_name", "name": "crun" } ], "category": "product_family", "name": "bookworm" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:deb/*", "product": { "name": "vers:deb/*", "product_id": "CSAFPID-1412681" } } ], "category": "product_name", "name": "crun" } ], "category": "product_family", "name": "bullseye" } ], "category": "vendor", "name": "Debian" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:unknown/>=1.19|<1.27", "product": { "name": "vers:unknown/>=1.19|<1.27", "product_id": "CSAFPID-5912924" } } ], "category": "product_name", "name": "crun" } ], "category": "vendor", "name": "containers" } ] }, "vulnerabilities": [ { "cve": "CVE-2026-30892", "cwe": { "id": "CWE-115", "name": "Misinterpretation of Input" }, "notes": [ { "category": "description", "text": "crun is an open source OCI Container Runtime fully written in C. In versions 1.19 through 1.26, the `crun exec` option `-u` (`--user`) is incorrectly parsed. The value `1` is interpreted as UID 0 and GID 0 when it should have been UID 1 and GID 0. The process thus runs with higher privileges than expected. Version 1.27 patches the issue.", "title": "nvd - https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-30892" }, { "category": "description", "text": "crun is an open source OCI Container Runtime fully written in C. In versions 1.19 through 1.26, the `crun exec` option `-u` (`--user`) is incorrectly parsed. The value `1` is interpreted as UID 0 and GID 0 when it should have been UID 1 and GID 0. The process thus runs with higher privileges than expected. Version 1.27 patches the issue.", "title": "cveprojectv5 - https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/30xxx/CVE-2026-30892.json" }, { "category": "description", "text": "crun is an open source OCI Container Runtime fully written in C. In versions 1.19 through 1.26, the `crun exec` option `-u` (`--user`) is incorrectly parsed. The value `1` is interpreted as UID 0 and GID 0 when it should have been UID 1 and GID 0. The process thus runs with higher privileges than expected. Version 1.27 patches the issue.", "title": "debian - https://security-tracker.debian.org/tracker/CVE-2026-30892" }, { "category": "description", "text": "crun is an open source OCI Container Runtime fully written in C. In versions 1.19 through 1.26, the `crun exec` option `-u` (`--user`) is incorrectly parsed. The value `1` is interpreted as UID 0 and GID 0 when it should have been UID 1 and GID 0. The process thus runs with higher privileges than expected. Version 1.27 patches the issue.\nA flaw was found in crun, an open-source OCI Container Runtime. A local user can exploit this vulnerability due to incorrect parsing of the `--user` option when using `crun exec`. The value `1` is misinterpreted as root privileges (User ID 0 and Group ID 0) instead of the intended User ID 1 and Group ID 0. This allows a process to run with higher privileges than expected, leading to privilege escalation.", "title": "redhat - https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-30892.json" }, { "category": "other", "text": "0.00012", "title": "EPSS" }, { "category": "other", "text": "4.3", "title": "NCSC Score" }, { "category": "other", "text": "There is exploit data available from source Nvd", "title": "NCSC Score top decreasing factors" }, { "category": "details", "text": "Severity: 2\n", "title": "Vendor assessment" } ], "product_status": { "known_affected": [ "CSAFPID-5912924", "CSAFPID-1439317", "CSAFPID-1439319", "CSAFPID-1439328", "CSAFPID-1439329", "CSAFPID-2194362", "CSAFPID-2194363", "CSAFPID-2194364", "CSAFPID-2858634", "CSAFPID-5940439", "CSAFPID-5956257" ], "known_not_affected": [ "CSAFPID-1412680", "CSAFPID-1412681" ] }, "references": [ { "category": "external", "summary": "Source - nvd", "url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-30892" }, { "category": "external", "summary": "Source - cveprojectv5", "url": "https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/30xxx/CVE-2026-30892.json" }, { "category": "external", "summary": "Source - debian", "url": "https://security-tracker.debian.org/tracker/CVE-2026-30892" }, { "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/cve/CVE-2026-30892.json" }, { "category": "external", "summary": "Reference - cveprojectv5; nvd; redhat", "url": "https://github.com/containers/crun/commit/1bd7f42446999b0e76bc3d575392e05c943b0b01" }, { "category": "external", "summary": "Reference - cveprojectv5; nvd; redhat", "url": "https://github.com/containers/crun/releases/tag/1.27" }, { "category": "external", "summary": "Reference - cveprojectv5; nvd; redhat", "url": "https://github.com/containers/crun/security/advisories/GHSA-4vg2-xjqj-7chj" }, { "category": "external", "summary": "Reference - redhat", "url": "https://www.cve.org/CVERecord?id=CVE-2026-30892" }, { "category": "external", "summary": "Reference - redhat", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-30892" } ], "remediations": [ { "category": "mitigation", "details": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.", "product_ids": [ "CSAFPID-1439317", "CSAFPID-1439319", "CSAFPID-1439328", "CSAFPID-1439329", "CSAFPID-2194362", "CSAFPID-2194363", "CSAFPID-2194364", "CSAFPID-2858634", "CSAFPID-5940439" ] } ], "scores": [ { "cvss_v3": { "version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.8, "baseSeverity": "HIGH" }, "products": [ "CSAFPID-1439317", "CSAFPID-1439319", "CSAFPID-1439328", "CSAFPID-1439329", "CSAFPID-2194362", "CSAFPID-2194363", "CSAFPID-2194364", "CSAFPID-2858634", "CSAFPID-5912924", "CSAFPID-5940439", "CSAFPID-5956257" ] } ], "title": "CVE-2026-30892" } ] }