xfs: don't spin forever on zero-length dirents when salvaging them
In the Linux kernel, the following vulnerability has been resolved: xfs: don't spin forever on zero-length dirents when salvaging them LOLLM noticed that xrep_dir_recover_data can spin forever if it encounters an unused dirent that claims to have length zero. Fix that, and prevent the same thing from happening with a zero-length entry.
CVE-2026-97546
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-2026-97546
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": "b1991ee3e7cf852e95a3498801303cfbb4468681",
"lessThan": "5442f0c56445618544a801fb4dae35aed87a1aaa",
"versionType": "git"
},
{
"status": "affected",
"version": "b1991ee3e7cf852e95a3498801303cfbb4468681",
"lessThan": "08754ebfa5c28e8d57316b1bd7a5a921a5e2e762",
"versionType": "git"
},
{
"status": "affected",
"version": "b1991ee3e7cf852e95a3498801303cfbb4468681",
"lessThan": "a455c83ce5dc1a2da33b1b84253d298372a8dfbd",
"versionType": "git"
},
{
"status": "affected",
"version": "b1991ee3e7cf852e95a3498801303cfbb4468681",
"lessThan": "9f84792b40d0c96833341602144574bf0bd14a6a",
"versionType": "git"
}
],
"programFiles": [
"fs/xfs/scrub/dir_repair.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "6.10"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "6.10",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "6.12.111",
"versionType": "semver",
"lessThanOrEqual": "6.12.*"
},
{
"status": "unaffected",
"version": "6.18.53",
"versionType": "semver",
"lessThanOrEqual": "6.18.*"
},
{
"status": "unaffected",
"version": "7.2.7",
"versionType": "semver",
"lessThanOrEqual": "7.2.*"
},
{
"status": "unaffected",
"version": "7.3",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"fs/xfs/scrub/dir_repair.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2026-97546
Source reference:
/cveMetadata/cveId
Publisher severity
No explicit severity was provided.
- Event
- #37996 · Revision 1
- Added to Heist Feed
- Publisher date