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vuln-cve/data/2026/46xxx/CVE-2026-46098.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-46098",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2026-05-13T15:03:33.097Z",
"datePublished": "2026-05-27T12:59:02.308Z",
"dateUpdated": "2026-06-14T17:54:16.006Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-06-14T17:54:16.006Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: caif: clear client service pointer on teardown\n\n`caif_connect()` can tear down an existing client after remote shutdown by\ncalling `caif_disconnect_client()` followed by `caif_free_client()`.\n`caif_free_client()` releases the service layer referenced by\n`adap_layer->dn`, but leaves that pointer stale.\n\nWhen the socket is later destroyed, `caif_sock_destructor()` calls\n`caif_free_client()` again and dereferences the freed service pointer.\n\nClear the client/service links before releasing the service object so\nrepeated teardown becomes harmless."
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"net/caif/cfsrvl.c"
],
"versions": [
{
"version": "43e3692101086add8719c3b8b50b05c9ac5b14e1",
"lessThan": "cffca7a18b8f9de7c3d3013a1f5740c412b2a501",
"status": "affected",
"versionType": "git"
},
{
"version": "43e3692101086add8719c3b8b50b05c9ac5b14e1",
"lessThan": "7ef97d4675b05a103648bd9244d91dff7d8c08b0",
"status": "affected",
"versionType": "git"
},
{
"version": "43e3692101086add8719c3b8b50b05c9ac5b14e1",
"lessThan": "e16859f3f4426fa349bc5519d582a93d28f5a15d",
"status": "affected",
"versionType": "git"
},
{
"version": "43e3692101086add8719c3b8b50b05c9ac5b14e1",
"lessThan": "914c6456fcfc21a3d553945dff62fd1621d6155d",
"status": "affected",
"versionType": "git"
},
{
"version": "43e3692101086add8719c3b8b50b05c9ac5b14e1",
"lessThan": "3ac6db584d9d420267bb8413115707eeec76d9cf",
"status": "affected",
"versionType": "git"
},
{
"version": "43e3692101086add8719c3b8b50b05c9ac5b14e1",
"lessThan": "63d21a3aa0108b9dde4e99b0d3d5d679ac68c0f9",
"status": "affected",
"versionType": "git"
},
{
"version": "43e3692101086add8719c3b8b50b05c9ac5b14e1",
"lessThan": "a4b191ddc12c55ddb62feb096536f819f384d6f1",
"status": "affected",
"versionType": "git"
},
{
"version": "43e3692101086add8719c3b8b50b05c9ac5b14e1",
"lessThan": "f7cf8ece8cee3c1ee361991470cdb1eb65ab02e8",
"status": "affected",
"versionType": "git"
}
]
},
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "affected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"net/caif/cfsrvl.c"
],
"versions": [
{
"version": "3.0",
"status": "affected"
},
{
"version": "0",
"lessThan": "3.0",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.10.258",
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.15.209",
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.1.175",
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.6.140",
"lessThanOrEqual": "6.6.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.12.86",
"lessThanOrEqual": "6.12.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.18.27",
"lessThanOrEqual": "6.18.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "7.0.4",
"lessThanOrEqual": "7.0.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "7.1",
"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": "3.0",
"versionEndExcluding": "5.10.258"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "3.0",
"versionEndExcluding": "5.15.209"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "3.0",
"versionEndExcluding": "6.1.175"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "3.0",
"versionEndExcluding": "6.6.140"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "3.0",
"versionEndExcluding": "6.12.86"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "3.0",
"versionEndExcluding": "6.18.27"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "3.0",
"versionEndExcluding": "7.0.4"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "3.0",
"versionEndExcluding": "7.1"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/cffca7a18b8f9de7c3d3013a1f5740c412b2a501"
},
{
"url": "https://git.kernel.org/stable/c/7ef97d4675b05a103648bd9244d91dff7d8c08b0"
},
{
"url": "https://git.kernel.org/stable/c/e16859f3f4426fa349bc5519d582a93d28f5a15d"
},
{
"url": "https://git.kernel.org/stable/c/914c6456fcfc21a3d553945dff62fd1621d6155d"
},
{
"url": "https://git.kernel.org/stable/c/3ac6db584d9d420267bb8413115707eeec76d9cf"
},
{
"url": "https://git.kernel.org/stable/c/63d21a3aa0108b9dde4e99b0d3d5d679ac68c0f9"
},
{
"url": "https://git.kernel.org/stable/c/a4b191ddc12c55ddb62feb096536f819f384d6f1"
},
{
"url": "https://git.kernel.org/stable/c/f7cf8ece8cee3c1ee361991470cdb1eb65ab02e8"
}
],
"title": "net: caif: clear client service pointer on teardown",
"x_generator": {
"engine": "bippy-1.2.0"
}
}
}
}