{ "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-2026-10683", "tracking": { "current_release_date": "2026-09-06T14:56:06.841742Z", "generator": { "date": "2026-02-17T15:00:00Z", "engine": { "name": "V.E.L.M.A", "version": "1.7" } }, "id": "CVE-2026-10683", "initial_release_date": "2026-07-27T19:29:22.591372Z", "revision_history": [ { "date": "2026-07-27T19:29:22.591372Z", "number": "1", "summary": "CVE created.| Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| References created (2).| CWES updated (1)." }, { "date": "2026-07-27T19:29:27.041280Z", "number": "2", "summary": "NCSC Score created." }, { "date": "2026-07-27T19:39:24.897352Z", "number": "3", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products connected (1).| References created (2).| CWES updated (1).| Unknown change." }, { "date": "2026-07-27T19:39:26.638680Z", "number": "4", "summary": "NCSC Score updated." }, { "date": "2026-07-28T15:42:02.878465Z", "number": "5", "summary": "Source connected.| CVE status created. (valid)| EPSS created." }, { "date": "2026-07-28T15:42:04.634407Z", "number": "6", "summary": "NCSC Score updated." }, { "date": "2026-07-29T06:12:57.546024Z", "number": "7", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products connected (156).| References created (4).| CWES updated (1)." }, { "date": "2026-07-29T06:13:15.026625Z", "number": "8", "summary": "NCSC Score updated." }, { "date": "2026-08-11T15:11:52.038445Z", "number": "9", "summary": "Source connected.| CVE status created. (valid)| EPSS created." }, { "date": "2026-08-11T15:13:14.947831Z", "number": "10", "summary": "NCSC Score updated." }, { "date": "2026-08-12T14:25:35.053077Z", "number": "11", "summary": "Products connected (1).| Product Identifiers created (1).| Exploits created (1)." }, { "date": "2026-08-12T14:25:37.152655Z", "number": "12", "summary": "NCSC Score updated." }, { "date": "2026-08-31T23:38:43.466697Z", "number": "13", "summary": "Products connected (1).| Products removed (1)." }, { "date": "2026-08-31T23:38:45.717053Z", "number": "14", "summary": "NCSC Score updated." }, { "date": "2026-09-01T12:36:52.707991Z", "number": "15", "summary": "Products connected (3).| Products removed (139)." }, { "date": "2026-09-02T10:45:45.528553Z", "number": "16", "summary": "EPSS updated." }, { "date": "2026-09-02T23:35:04.276691Z", "number": "17", "summary": "NCSC Score updated." }, { "date": "2026-09-03T14:38:15.063980Z", "number": "18", "summary": "EPSS updated." }, { "date": "2026-09-03T19:01:38.811572Z", "number": "19", "summary": "EPSS updated." }, { "date": "2026-09-04T15:47:41.471519Z", "number": "20", "summary": "EPSS updated." }, { "date": "2026-09-05T03:59:24.842404Z", "number": "21", "summary": "NCSC Score updated." }, { "date": "2026-09-05T15:45:33.717521Z", "number": "22", "summary": "EPSS updated." } ], "status": "interim", "version": "22" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:semver/4.0.0|<4.4.2", "product": { "name": "vers:semver/4.0.0|<4.4.2", "product_id": "CSAFPID-8959418" } }, { "category": "product_version_range", "name": "vers:unknown/>=4.0.0|<4.5.0", "product": { "name": "vers:unknown/>=4.0.0|<4.5.0", "product_id": "CSAFPID-8842251", "product_identification_helper": { "cpe": "cpe:2.3:o:zephyrproject:zephyr:*:*:*:*:*:*:*:*" } } } ], "category": "product_name", "name": "Zephyr" } ], "category": "vendor", "name": "Zephyrproject" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:unknown/v4.0.0", "product": { "name": "vers:unknown/v4.0.0", "product_id": "CSAFPID-5604263" } }, { "category": "product_version_range", "name": "vers:unknown/v4.1.0", "product": { "name": "vers:unknown/v4.1.0", "product_id": "CSAFPID-5604267" } }, { "category": "product_version_range", "name": "vers:unknown/v4.1.0-rc1", "product": { "name": "vers:unknown/v4.1.0-rc1", "product_id": "CSAFPID-5604268" } }, { "category": "product_version_range", "name": "vers:unknown/v4.1.0-rc2", "product": { "name": "vers:unknown/v4.1.0-rc2", "product_id": "CSAFPID-5604269" } }, { "category": "product_version_range", "name": "vers:unknown/v4.1.0-rc3", "product": { "name": "vers:unknown/v4.1.0-rc3", "product_id": "CSAFPID-5604270" } }, { "category": "product_version_range", "name": "vers:unknown/v4.2.0", "product": { "name": "vers:unknown/v4.2.0", "product_id": "CSAFPID-8566770" } }, { "category": "product_version_range", "name": "vers:unknown/v4.2.0-rc1", "product": { "name": "vers:unknown/v4.2.0-rc1", "product_id": "CSAFPID-8566773" } }, { "category": "product_version_range", "name": "vers:unknown/v4.2.0-rc2", "product": { "name": "vers:unknown/v4.2.0-rc2", "product_id": "CSAFPID-8566772" } }, { "category": "product_version_range", "name": "vers:unknown/v4.2.0-rc3", "product": { "name": "vers:unknown/v4.2.0-rc3", "product_id": "CSAFPID-8566771" } }, { "category": "product_version_range", "name": "vers:unknown/v4.3.0", "product": { "name": "vers:unknown/v4.3.0", "product_id": "CSAFPID-8570147" } }, { "category": "product_version_range", "name": "vers:unknown/v4.3.0-rc1", "product": { "name": "vers:unknown/v4.3.0-rc1", "product_id": "CSAFPID-8570150" } }, { "category": "product_version_range", "name": "vers:unknown/v4.3.0-rc2", "product": { "name": "vers:unknown/v4.3.0-rc2", "product_id": "CSAFPID-8570149" } }, { "category": "product_version_range", "name": "vers:unknown/v4.3.0-rc3", "product": { "name": "vers:unknown/v4.3.0-rc3", "product_id": "CSAFPID-8570148" } }, { "category": "product_version_range", "name": "vers:unknown/v4.4.0", "product": { "name": "vers:unknown/v4.4.0", "product_id": "CSAFPID-8570143" } }, { "category": "product_version_range", "name": "vers:unknown/v4.4.0-rc1", "product": { "name": "vers:unknown/v4.4.0-rc1", "product_id": "CSAFPID-8570146" } }, { "category": "product_version_range", "name": "vers:unknown/v4.4.0-rc2", "product": { "name": "vers:unknown/v4.4.0-rc2", "product_id": "CSAFPID-8570145" } }, { "category": "product_version_range", "name": "vers:unknown/v4.4.0-rc3", "product": { "name": "vers:unknown/v4.4.0-rc3", "product_id": "CSAFPID-8570144" } }, { "category": "product_version_range", "name": "vers:unknown/v4.4.1", "product": { "name": "vers:unknown/v4.4.1", "product_id": "CSAFPID-8876795" } }, { "category": "product_version_range", "name": "vers:unknown/v4.4.1-rc1", "product": { "name": "vers:unknown/v4.4.1-rc1", "product_id": "CSAFPID-8875133" } }, { "category": "product_version_range", "name": "vers:unknown/v4.4.2-rc1", "product": { "name": "vers:unknown/v4.4.2-rc1", "product_id": "CSAFPID-8960521" } } ], "category": "product_name", "name": "zephyr" } ], "category": "vendor", "name": "zephyrproject-rtos" } ] }, "vulnerabilities": [ { "cve": "CVE-2026-10683", "cwe": { "id": "CWE-835", "name": "Loop with Unreachable Exit Condition ('Infinite Loop')" }, "notes": [ { "category": "description", "text": "In the Synopsys DesignWare I2C driver (drivers/i2c/i2c_dw.c) operating in target/slave mode, the rx_full interrupt handler gates the write_requested() callback on dw->state != CMD_SEND, and dw->state is only reset to READY on a STOP interrupt. The START_DET interrupt, whose handler in i2c_dw_slave_read_clear_intr_bits() would reset the state on every (re)START, was never added to the enabled interrupt mask in i2c_dw_slave_register(), so that recovery path was dead code.\n\nAs a result, if the STOP interrupt is lost (bus glitch/reset, or a concurrent master driving STOP) or the bus master issues a legal WRITE-repeated-START-WRITE sequence with the same direction, the driver remains in CMD_SEND permanently and never invokes write_requested() again for the life of the target.\n\nAn I2C master on the same physical bus can deliberately trigger this, causing the I2C target function to malfunction for all subsequent write transactions and desynchronizing consumer framing state (e.g. MCTP-over-I2C), a recoverable-by-reset denial of service of the target peripheral.\n\nThe fix unmasks START_DET so the state is reset at every bus (re)START. Impact is availability-only over a local board-level bus; no memory corruption results in the in-tree consumer, whose per-byte buffer write is independently bounds-checked.", "title": "nvd - https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-10683" }, { "category": "description", "text": "In the Synopsys DesignWare I2C driver (drivers/i2c/i2c_dw.c) operating in target/slave mode, the rx_full interrupt handler gates the write_requested() callback on dw->state != CMD_SEND, and dw->state is only reset to READY on a STOP interrupt. The START_DET interrupt, whose handler in i2c_dw_slave_read_clear_intr_bits() would reset the state on every (re)START, was never added to the enabled interrupt mask in i2c_dw_slave_register(), so that recovery path was dead code.\n\nAs a result, if the STOP interrupt is lost (bus glitch/reset, or a concurrent master driving STOP) or the bus master issues a legal WRITE-repeated-START-WRITE sequence with the same direction, the driver remains in CMD_SEND permanently and never invokes write_requested() again for the life of the target.\n\nAn I2C master on the same physical bus can deliberately trigger this, causing the I2C target function to malfunction for all subsequent write transactions and desynchronizing consumer framing state (e.g. MCTP-over-I2C), a recoverable-by-reset denial of service of the target peripheral.\n\nThe fix unmasks START_DET so the state is reset at every bus (re)START. Impact is availability-only over a local board-level bus; no memory corruption results in the in-tree consumer, whose per-byte buffer write is independently bounds-checked.", "title": "osv - https://www.googleapis.com/download/storage/v1/b/osv-vulnerabilities/o/GIT%2FCVE-2026-10683.json?alt=media" }, { "category": "description", "text": "In the Synopsys DesignWare I2C driver (drivers/i2c/i2c_dw.c) operating in target/slave mode, the rx_full interrupt handler gates the write_requested() callback on dw->state != CMD_SEND, and dw->state is only reset to READY on a STOP interrupt. The START_DET interrupt, whose handler in i2c_dw_slave_read_clear_intr_bits() would reset the state on every (re)START, was never added to the enabled interrupt mask in i2c_dw_slave_register(), so that recovery path was dead code.\n\nAs a result, if the STOP interrupt is lost (bus glitch/reset, or a concurrent master driving STOP) or the bus master issues a legal WRITE-repeated-START-WRITE sequence with the same direction, the driver remains in CMD_SEND permanently and never invokes write_requested() again for the life of the target.\n\nAn I2C master on the same physical bus can deliberately trigger this, causing the I2C target function to malfunction for all subsequent write transactions and desynchronizing consumer framing state (e.g. MCTP-over-I2C), a recoverable-by-reset denial of service of the target peripheral.\n\nThe fix unmasks START_DET so the state is reset at every bus (re)START. Impact is availability-only over a local board-level bus; no memory corruption results in the in-tree consumer, whose per-byte buffer write is independently bounds-checked.", "title": "cveprojectv5 - https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/10xxx/CVE-2026-10683.json" }, { "category": "other", "text": "0.0022", "title": "EPSS" }, { "category": "other", "text": "3.4", "title": "NCSC Score" }, { "category": "other", "text": "The value of the most recent CVSS (V3) score, Is related to an uncommon product vendor, Is related to (a version of) an uncommon product, There is exploit data available from source Nvd", "title": "NCSC Score top decreasing factors" } ], "product_status": { "known_affected": [ "CSAFPID-5604263", "CSAFPID-5604267", "CSAFPID-5604268", "CSAFPID-5604269", "CSAFPID-5604270", "CSAFPID-8566770", "CSAFPID-8566771", "CSAFPID-8566772", "CSAFPID-8566773", "CSAFPID-8570143", "CSAFPID-8570144", "CSAFPID-8570145", "CSAFPID-8570146", "CSAFPID-8570147", "CSAFPID-8570148", "CSAFPID-8570149", "CSAFPID-8570150", "CSAFPID-8842251", "CSAFPID-8959418", "CSAFPID-8875133", "CSAFPID-8876795", "CSAFPID-8960521" ] }, "references": [ { "category": "external", "summary": "Source - first", "url": "https://api.first.org/data/v1/epss" }, { "category": "external", "summary": "Source - cveprojectv5", "url": "https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/10xxx/CVE-2026-10683.json" }, { "category": "external", "summary": "Source - nvd", "url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-10683" }, { "category": "external", "summary": "Source - osv", "url": "https://www.googleapis.com/download/storage/v1/b/osv-vulnerabilities/o/GIT%2FCVE-2026-10683.json?alt=media" }, { "category": "external", "summary": "Source - ncscclear", "url": "https://vulnerabilities.ncsc.nl/manual/CVE-2026-10683" }, { "category": "external", "summary": "Reference - cveprojectv5; nvd; osv", "url": "https://github.com/zephyrproject-rtos/zephyr/commit/06e2053efe0e324d71cc29cdd95160fff643730a" }, { "category": "external", "summary": "Reference - cveprojectv5; nvd; osv", "url": "https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-fj9c-r5qw-3639" }, { "category": "external", "summary": "Reference - osv", "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/10xxx/CVE-2026-10683.json" }, { "category": "external", "summary": "Reference - osv", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-10683" } ], "scores": [ { "cvss_v3": { "version": "3.1", "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "baseScore": 2.4, "baseSeverity": "LOW" }, "products": [ "CSAFPID-5604263", "CSAFPID-5604267", "CSAFPID-5604268", "CSAFPID-5604269", "CSAFPID-5604270", "CSAFPID-8566770", "CSAFPID-8566771", "CSAFPID-8566772", "CSAFPID-8566773", "CSAFPID-8570143", "CSAFPID-8570144", "CSAFPID-8570145", "CSAFPID-8570146", "CSAFPID-8570147", "CSAFPID-8570148", "CSAFPID-8570149", "CSAFPID-8570150", "CSAFPID-8842251", "CSAFPID-8875133", "CSAFPID-8876795", "CSAFPID-8959418", "CSAFPID-8960521" ] } ], "title": "CVE-2026-10683" } ] }