ksmbd: fix possible memory leak in smb2_lock()

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2023-54162
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2025-12-30 12:15:44 UTC
Updated2026-08-04 11:16:34 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: ksmbd: fix possible memory leak in smb2_lock() argv needs to be free when setup_async_work fails or when the current process is woken up.

Risk And Classification

Primary CVSS: v3.1 8.8 HIGH from 416baaa9-dc9f-4396-8d5f-8c081fb06d67

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

EPSS: 0.003380000 probability, percentile 0.264060000 (date 2026-08-06)

VersionSourceTypeScoreSeverityVector
3.1416baaa9-dc9f-4396-8d5f-8c081fb06d67Secondary8.8HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1CNADECLARED8.8HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1 Breakdown

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

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 bfe8372ef2dbdce97f13b21d76e2080ddeef5a79 git Not specified
CNA Linux Linux affected e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 6bf555ed8938444466c3d7f3252eb874a518f293 git Not specified
CNA Linux Linux affected e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 11d38f8a0c19763e34d2093b5ecb640e012cb2d2 git Not specified
CNA Linux Linux affected e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 d3ca9f7aeba793d74361d88a8800b2f205c9236b git Not specified
CNA Linux Linux affected 5.15 Not specified
CNA Linux Linux unaffected 5.15 semver Not specified
CNA Linux Linux unaffected 5.15.145 5.15.* semver Not specified
CNA Linux Linux unaffected 6.1.16 6.1.* semver Not specified
CNA Linux Linux unaffected 6.2.3 6.2.* semver Not specified
CNA Linux Linux unaffected 6.3 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/bfe8372ef2dbdce97f13b21d76e2080ddeef5a79 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/6bf555ed8938444466c3d7f3252eb874a518f293 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/11d38f8a0c19763e34d2093b5ecb640e012cb2d2 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/d3ca9f7aeba793d74361d88a8800b2f205c9236b 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
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