f2fs: fix listxattr handling of corrupted xattr entries

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-80591
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-08-28 08:16:42 UTC
Updated2026-08-29 07:16:44 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: f2fs: fix listxattr handling of corrupted xattr entries Validate the xattr entry before reading its fields in f2fs_listxattr(). Return -EFSCORRUPTED when the entry is outside the valid xattr storage area instead of returning a successful partial result.

Risk And Classification

Primary CVSS: v3.1 7.8 HIGH from 416baaa9-dc9f-4396-8d5f-8c081fb06d67

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.001760000 probability, percentile 0.072390000 (date 2026-08-28)

VersionSourceTypeScoreSeverityVector
3.1416baaa9-dc9f-4396-8d5f-8c081fb06d67Secondary7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1CNADECLARED7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected 688078e7f36c293dae25b338ddc9e0a2790f6e06 7dfac47e4189692f35230f3064acf2540e6d75fe git Not specified
CNA Linux Linux affected 688078e7f36c293dae25b338ddc9e0a2790f6e06 c8a10f174316e80d577e6549099b71a7a2111f3f git Not specified
CNA Linux Linux affected 688078e7f36c293dae25b338ddc9e0a2790f6e06 dfa4891c27bccbd83d511a065721e85621f275a1 git Not specified
CNA Linux Linux affected 688078e7f36c293dae25b338ddc9e0a2790f6e06 2770041f34b52334ea63351ffb1cc2007a9de46e git Not specified
CNA Linux Linux affected 688078e7f36c293dae25b338ddc9e0a2790f6e06 7dd01f7d0291583e3e5420c95c7d584e114899bd git Not specified
CNA Linux Linux affected 688078e7f36c293dae25b338ddc9e0a2790f6e06 ec9f79c8d5b28a928e65b67cd138c841571cf502 git Not specified
CNA Linux Linux affected 688078e7f36c293dae25b338ddc9e0a2790f6e06 3c0dbfecd859fd02fe9008f33a83146102ccd9ba git Not specified
CNA Linux Linux affected 688078e7f36c293dae25b338ddc9e0a2790f6e06 5ef5bc304f23c3fe255d4936472378dcb74d0e94 git Not specified
CNA Linux Linux affected ae811cecbbb231f11a84acaf74baca1283b964c7 git Not specified
CNA Linux Linux affected ed523cbd4a6594edf123dc03ec9d70ea4f793671 git Not specified
CNA Linux Linux affected 5811f24abd27a8a0791c6909c6ff803659060c84 git Not specified
CNA Linux Linux affected 4.14.181 4.15 semver Not specified
CNA Linux Linux affected 4.19.119 4.20 semver Not specified
CNA Linux Linux affected 5.4.36 5.5 semver Not specified
CNA Linux Linux affected 5.5 Not specified
CNA Linux Linux unaffected 5.5 semver Not specified
CNA Linux Linux unaffected 5.10.261 5.10.* semver Not specified
CNA Linux Linux unaffected 5.15.212 5.15.* semver Not specified
CNA Linux Linux unaffected 6.1.178 6.1.* semver Not specified
CNA Linux Linux unaffected 6.6.145 6.6.* semver Not specified
CNA Linux Linux unaffected 6.12.96 6.12.* semver Not specified
CNA Linux Linux unaffected 6.18.39 6.18.* semver Not specified
CNA Linux Linux unaffected 7.1.5 7.1.* semver Not specified
CNA Linux Linux unaffected 7.2 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/c8a10f174316e80d577e6549099b71a7a2111f3f 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/ec9f79c8d5b28a928e65b67cd138c841571cf502 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/2770041f34b52334ea63351ffb1cc2007a9de46e 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/dfa4891c27bccbd83d511a065721e85621f275a1 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/3c0dbfecd859fd02fe9008f33a83146102ccd9ba 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/5ef5bc304f23c3fe255d4936472378dcb74d0e94 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/7dd01f7d0291583e3e5420c95c7d584e114899bd 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/7dfac47e4189692f35230f3064acf2540e6d75fe 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
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