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vuln-cve/data/2026/43xxx/CVE-2026-43189.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-43189",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2026-05-01T14:12:55.992Z",
"datePublished": "2026-05-06T11:27:59.108Z",
"dateUpdated": "2026-11-06T15:32:35.703Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-05-11T22:19:34.106Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: v4l2-async: Fix error handling on steps after finding a match\n\nOnce an async connection is found to be matching with an fwnode, a\nsub-device may be registered (in case it wasn't already), its bound\noperation is called, ancillary links are created, the async connection\nis added to the sub-device's list of connections and removed from the\nglobal waiting connection list. Further on, the sub-device's possible own\nnotifier is searched for possible additional matches.\n\nFix these specific issues:\n\n- If v4l2_async_match_notify() failed before the sub-notifier handling,\n the async connection was unbound and its entry removed from the\n sub-device's async connection list. The latter part was also done in\n v4l2_async_match_notify().\n\n- The async connection's sd field was only set after creating ancillary\n links in v4l2_async_match_notify(). It was however dereferenced in\n v4l2_async_unbind_subdev_one(), which was called on error path of\n v4l2_async_match_notify() failure."
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/media/v4l2-core/v4l2-async.c"
],
"versions": [
{
"version": "28a1295795d85a25f2e7dd391c43969e95fcb341",
"lessThan": "30aaed311f973f13ba13a0cd2dc0202f595fff48",
"status": "affected",
"versionType": "git"
},
{
"version": "28a1295795d85a25f2e7dd391c43969e95fcb341",
"lessThan": "461733d83e67ba7e3a5b750c0d203f738e01244f",
"status": "affected",
"versionType": "git"
},
{
"version": "28a1295795d85a25f2e7dd391c43969e95fcb341",
"lessThan": "b02bcb378efa8af07827f49b3afcc5e825318c55",
"status": "affected",
"versionType": "git"
},
{
"version": "28a1295795d85a25f2e7dd391c43969e95fcb341",
"lessThan": "2de0a3c8148fc3dbea21981e6569f550b3626119",
"status": "affected",
"versionType": "git"
},
{
"version": "28a1295795d85a25f2e7dd391c43969e95fcb341",
"lessThan": "7345d6d356336c448d6b9230ed8704f39679fd12",
"status": "affected",
"versionType": "git"
}
]
},
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "affected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/media/v4l2-core/v4l2-async.c"
],
"versions": [
{
"version": "6.6",
"status": "affected"
},
{
"version": "0",
"lessThan": "6.6",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.6.128",
"lessThanOrEqual": "6.6.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.12.75",
"lessThanOrEqual": "6.12.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.18.16",
"lessThanOrEqual": "6.18.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.19.6",
"lessThanOrEqual": "6.19.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "7.0",
"lessThanOrEqual": "*",
"status": "unaffected",
"versionType": "original_commit_for_fix"
}
]
}
],
"cpeApplicability": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.6",
"versionEndExcluding": "6.6.128"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.6",
"versionEndExcluding": "6.12.75"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.6",
"versionEndExcluding": "6.18.16"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.6",
"versionEndExcluding": "6.19.6"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.6",
"versionEndExcluding": "7.0"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/30aaed311f973f13ba13a0cd2dc0202f595fff48"
},
{
"url": "https://git.kernel.org/stable/c/461733d83e67ba7e3a5b750c0d203f738e01244f"
},
{
"url": "https://git.kernel.org/stable/c/b02bcb378efa8af07827f49b3afcc5e825318c55"
},
{
"url": "https://git.kernel.org/stable/c/2de0a3c8148fc3dbea21981e6569f550b3626119"
},
{
"url": "https://git.kernel.org/stable/c/7345d6d356336c448d6b9230ed8704f39679fd12"
}
],
"title": "media: v4l2-async: Fix error handling on steps after finding a match",
"x_generator": {
"engine": "bippy-1.2.0"
}
},
"adp": [
{
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"id": "CVE-2026-43189",
"role": "CISA Coordinator",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2026-11-06T15:30:30.833413Z"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-11-06T15:32:35.703Z"
}
}
]
}
}