afs: Fix callback service message parsers to pass through -EAGAIN
In the Linux kernel, the following vulnerability has been resolved: afs: Fix callback service message parsers to pass through -EAGAIN The AFS filesystem client uses an rxrpc server to listen for callback notifications. Each callback call type handler has a delivery function that parses the incoming request stream, and this should return -EAGAIN the last packet hasn't yet been seen, but all currently queued received data is consumed. afs_extract_data() does this, but the -EAGAIN return is switched to 0 inadvertantly Fix callback service message parsers to pass through -EAGAIN
CVE-2026-72374
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-72374
Linux
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Linux
Source reference: /containers/cna/affected/1/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "d001648ec7cf8b21ae9eec8b9ba4a18295adfb14",
"lessThan": "26b737b3769e92493fe94c34620399d93ca231ae",
"versionType": "git"
},
{
"status": "affected",
"version": "d001648ec7cf8b21ae9eec8b9ba4a18295adfb14",
"lessThan": "09c67a7ded481482155b836c8c7f078a3075f8de",
"versionType": "git"
},
{
"status": "affected",
"version": "d001648ec7cf8b21ae9eec8b9ba4a18295adfb14",
"lessThan": "239cd337c9d047e7097f5b2ebbb41ddfb8180bc6",
"versionType": "git"
},
{
"status": "affected",
"version": "d001648ec7cf8b21ae9eec8b9ba4a18295adfb14",
"lessThan": "5a39b145a8fb49f316e7ec1f29ba51d68095c7e4",
"versionType": "git"
},
{
"status": "affected",
"version": "d001648ec7cf8b21ae9eec8b9ba4a18295adfb14",
"lessThan": "772850871a2e772e26f9d93f1e9ddd413b3eeaa4",
"versionType": "git"
},
{
"status": "affected",
"version": "d001648ec7cf8b21ae9eec8b9ba4a18295adfb14",
"lessThan": "0acbc09d2aca0432af45cec114f20d55ceafaec4",
"versionType": "git"
},
{
"status": "affected",
"version": "d001648ec7cf8b21ae9eec8b9ba4a18295adfb14",
"lessThan": "f14dd036fad3d359f26f1282199cec06b3a9362b",
"versionType": "git"
},
{
"status": "affected",
"version": "d001648ec7cf8b21ae9eec8b9ba4a18295adfb14",
"lessThan": "0f36469d7ce98b362934113c550d08bb0c784231",
"versionType": "git"
}
],
"programFiles": [
"fs/afs/cmservice.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "4.9"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "4.9",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "5.10.261",
"versionType": "semver",
"lessThanOrEqual": "5.10.*"
},
{
"status": "unaffected",
"version": "5.15.212",
"versionType": "semver",
"lessThanOrEqual": "5.15.*"
},
{
"status": "unaffected",
"version": "6.1.178",
"versionType": "semver",
"lessThanOrEqual": "6.1.*"
},
{
"status": "unaffected",
"version": "6.6.145",
"versionType": "semver",
"lessThanOrEqual": "6.6.*"
},
{
"status": "unaffected",
"version": "6.12.97",
"versionType": "semver",
"lessThanOrEqual": "6.12.*"
},
{
"status": "unaffected",
"version": "6.18.40",
"versionType": "semver",
"lessThanOrEqual": "6.18.*"
},
{
"status": "unaffected",
"version": "7.1.5",
"versionType": "semver",
"lessThanOrEqual": "7.1.*"
},
{
"status": "unaffected",
"version": "7.2",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"fs/afs/cmservice.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2026-72374
Source reference:
/cveMetadata/cveId
Publisher severity
high
Source reference: /containers/cna/metrics
- Event
- #33039 · Revision 1
- Added to Heist Feed
- Publisher date