CVE-2022-49057 (GCVE-0-2022-49057)
Vulnerability from cvelistv5
Published
2025-02-26 01:54
Modified
2025-05-04 08:28
Severity ?
VLAI Severity ?
EPSS score ?
Summary
In the Linux kernel, the following vulnerability has been resolved:
block: null_blk: end timed out poll request
When poll request is timed out, it is removed from the poll list,
but not completed, so the request is leaked, and never get chance
to complete.
Fix the issue by ending it in timeout handler.
References
Impacted products
{
"containers": {
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "Linux",
"programFiles": [
"drivers/block/null_blk/main.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"lessThan": "407d09a22f3f685fd634aa5d05840c64b23bfebc",
"status": "affected",
"version": "0a593fbbc245a85940ed34caa3aa1e4cb060c54b",
"versionType": "git"
},
{
"lessThan": "3e3876d322aef82416ecc496a4d4a587e0fdf7a3",
"status": "affected",
"version": "0a593fbbc245a85940ed34caa3aa1e4cb060c54b",
"versionType": "git"
}
]
},
{
"defaultStatus": "affected",
"product": "Linux",
"programFiles": [
"drivers/block/null_blk/main.c"
],
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"vendor": "Linux",
"versions": [
{
"status": "affected",
"version": "5.16"
},
{
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"status": "unaffected",
"version": "0",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.17.*",
"status": "unaffected",
"version": "5.17.4",
"versionType": "semver"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "5.18",
"versionType": "original_commit_for_fix"
}
]
}
],
"cpeApplicability": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "5.17.4",
"versionStartIncluding": "5.16",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "5.18",
"versionStartIncluding": "5.16",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nblock: null_blk: end timed out poll request\n\nWhen poll request is timed out, it is removed from the poll list,\nbut not completed, so the request is leaked, and never get chance\nto complete.\n\nFix the issue by ending it in timeout handler."
}
],
"providerMetadata": {
"dateUpdated": "2025-05-04T08:28:49.558Z",
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux"
},
"references": [
{
"url": "https://git.kernel.org/stable/c/407d09a22f3f685fd634aa5d05840c64b23bfebc"
},
{
"url": "https://git.kernel.org/stable/c/3e3876d322aef82416ecc496a4d4a587e0fdf7a3"
}
],
"title": "block: null_blk: end timed out poll request",
"x_generator": {
"engine": "bippy-1.2.0"
}
}
},
"cveMetadata": {
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"assignerShortName": "Linux",
"cveId": "CVE-2022-49057",
"datePublished": "2025-02-26T01:54:28.723Z",
"dateReserved": "2025-02-26T01:49:39.243Z",
"dateUpdated": "2025-05-04T08:28:49.558Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}