CVE-2022-49768 (GCVE-0-2022-49768)
Vulnerability from cvelistv5 – Published: 2025-05-01 14:09 – Updated: 2025-09-03 12:58
VLAI?
Title
9p: trans_fd/p9_conn_cancel: drop client lock earlier
Summary
In the Linux kernel, the following vulnerability has been resolved:
9p: trans_fd/p9_conn_cancel: drop client lock earlier
syzbot reported a double-lock here and we no longer need this
lock after requests have been moved off to local list:
just drop the lock earlier.
Severity ?
No CVSS data available.
Assigner
References
Impacted products
| Vendor | Product | Version | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Linux | Linux |
Affected:
eb1ca07f4343b4e58b97e792a85d5ba1ba103f5d , < 82825dbf393f7c7979d462f9609a15bde8092b3f
(git)
Affected: 4cd195263e420311d31451cc053fde8037f326f1 , < e3031280fe4eaf61a09e60823331f81f321be8e1 (git) Affected: 9f476d7c540cb57556d3cc7e78704e6cd5100f5f , < fec1406f5e7ab20b71f6d231792b0040e3300aaf (git) Affected: 9f476d7c540cb57556d3cc7e78704e6cd5100f5f , < 96760723aae1b45f733f702abb4333137143909f (git) Affected: 9f476d7c540cb57556d3cc7e78704e6cd5100f5f , < f14858bc77c567e089965962877ee726ffad0556 (git) Affected: 9f476d7c540cb57556d3cc7e78704e6cd5100f5f , < a4f1a01b2e81378fce9ca528d4d8a049e4b58fcd (git) Affected: 9f476d7c540cb57556d3cc7e78704e6cd5100f5f , < 612c977f5d481f551d03d83d0aef588845c1300c (git) Affected: 9f476d7c540cb57556d3cc7e78704e6cd5100f5f , < 52f1c45dde9136f964d63a77d19826c8a74e2c7f (git) Affected: 91ca7c5644c370dc5132b1db1aea81416a4b2181 (git) |
|||||||
|
|||||||||
{
"containers": {
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "Linux",
"programFiles": [
"net/9p/trans_fd.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"lessThan": "82825dbf393f7c7979d462f9609a15bde8092b3f",
"status": "affected",
"version": "eb1ca07f4343b4e58b97e792a85d5ba1ba103f5d",
"versionType": "git"
},
{
"lessThan": "e3031280fe4eaf61a09e60823331f81f321be8e1",
"status": "affected",
"version": "4cd195263e420311d31451cc053fde8037f326f1",
"versionType": "git"
},
{
"lessThan": "fec1406f5e7ab20b71f6d231792b0040e3300aaf",
"status": "affected",
"version": "9f476d7c540cb57556d3cc7e78704e6cd5100f5f",
"versionType": "git"
},
{
"lessThan": "96760723aae1b45f733f702abb4333137143909f",
"status": "affected",
"version": "9f476d7c540cb57556d3cc7e78704e6cd5100f5f",
"versionType": "git"
},
{
"lessThan": "f14858bc77c567e089965962877ee726ffad0556",
"status": "affected",
"version": "9f476d7c540cb57556d3cc7e78704e6cd5100f5f",
"versionType": "git"
},
{
"lessThan": "a4f1a01b2e81378fce9ca528d4d8a049e4b58fcd",
"status": "affected",
"version": "9f476d7c540cb57556d3cc7e78704e6cd5100f5f",
"versionType": "git"
},
{
"lessThan": "612c977f5d481f551d03d83d0aef588845c1300c",
"status": "affected",
"version": "9f476d7c540cb57556d3cc7e78704e6cd5100f5f",
"versionType": "git"
},
{
"lessThan": "52f1c45dde9136f964d63a77d19826c8a74e2c7f",
"status": "affected",
"version": "9f476d7c540cb57556d3cc7e78704e6cd5100f5f",
"versionType": "git"
},
{
"status": "affected",
"version": "91ca7c5644c370dc5132b1db1aea81416a4b2181",
"versionType": "git"
}
]
},
{
"defaultStatus": "affected",
"product": "Linux",
"programFiles": [
"net/9p/trans_fd.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"status": "affected",
"version": "4.19"
},
{
"lessThan": "4.19",
"status": "unaffected",
"version": "0",
"versionType": "semver"
},
{
"lessThanOrEqual": "4.9.*",
"status": "unaffected",
"version": "4.9.334",
"versionType": "semver"
},
{
"lessThanOrEqual": "4.14.*",
"status": "unaffected",
"version": "4.14.300",
"versionType": "semver"
},
{
"lessThanOrEqual": "4.19.*",
"status": "unaffected",
"version": "4.19.267",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.4.*",
"status": "unaffected",
"version": "5.4.225",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"version": "5.10.156",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"version": "5.15.80",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.0.*",
"status": "unaffected",
"version": "6.0.10",
"versionType": "semver"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "6.1",
"versionType": "original_commit_for_fix"
}
]
}
],
"cpeApplicability": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "4.9.334",
"versionStartIncluding": "4.9.127",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "4.14.300",
"versionStartIncluding": "4.14.70",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "4.19.267",
"versionStartIncluding": "4.19",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "5.4.225",
"versionStartIncluding": "4.19",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "5.10.156",
"versionStartIncluding": "4.19",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "5.15.80",
"versionStartIncluding": "4.19",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "6.0.10",
"versionStartIncluding": "4.19",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "6.1",
"versionStartIncluding": "4.19",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.18.8",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\n9p: trans_fd/p9_conn_cancel: drop client lock earlier\n\nsyzbot reported a double-lock here and we no longer need this\nlock after requests have been moved off to local list:\njust drop the lock earlier."
}
],
"providerMetadata": {
"dateUpdated": "2025-09-03T12:58:55.173Z",
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux"
},
"references": [
{
"url": "https://git.kernel.org/stable/c/82825dbf393f7c7979d462f9609a15bde8092b3f"
},
{
"url": "https://git.kernel.org/stable/c/e3031280fe4eaf61a09e60823331f81f321be8e1"
},
{
"url": "https://git.kernel.org/stable/c/fec1406f5e7ab20b71f6d231792b0040e3300aaf"
},
{
"url": "https://git.kernel.org/stable/c/96760723aae1b45f733f702abb4333137143909f"
},
{
"url": "https://git.kernel.org/stable/c/f14858bc77c567e089965962877ee726ffad0556"
},
{
"url": "https://git.kernel.org/stable/c/a4f1a01b2e81378fce9ca528d4d8a049e4b58fcd"
},
{
"url": "https://git.kernel.org/stable/c/612c977f5d481f551d03d83d0aef588845c1300c"
},
{
"url": "https://git.kernel.org/stable/c/52f1c45dde9136f964d63a77d19826c8a74e2c7f"
}
],
"title": "9p: trans_fd/p9_conn_cancel: drop client lock earlier",
"x_generator": {
"engine": "bippy-1.2.0"
}
}
},
"cveMetadata": {
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"assignerShortName": "Linux",
"cveId": "CVE-2022-49768",
"datePublished": "2025-05-01T14:09:06.864Z",
"dateReserved": "2025-04-16T07:17:33.804Z",
"dateUpdated": "2025-09-03T12:58:55.173Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
Loading…
Loading…
Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Loading…
Loading…