block: fix zones_cond memory leak on zone revalidation error paths

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-53127
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-06-24 17:17:28 UTC
Updated2026-07-23 20:53:00 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: block: fix zones_cond memory leak on zone revalidation error paths When blk_revalidate_disk_zones() fails after disk_revalidate_zone_resources() has allocated args.zones_cond, the memory is leaked because no error path frees it.

Risk And Classification

Primary CVSS: v3.1 5.5 MEDIUM from [email protected]

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

EPSS: 0.001450000 probability, percentile 0.041920000 (date 2026-07-14)

Problem Types: CWE-401

CVSS v3.1 Breakdown

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

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected 6e945ffb6555705cf20b1fcdc21a139911562995 29153d128384fa7c48a8ca8d34094b1cbe2d5bdc git Not specified
CNA Linux Linux affected 6e945ffb6555705cf20b1fcdc21a139911562995 2a2f520fda824b5a25c93f2249578ea150c24e06 git Not specified
CNA Linux Linux affected 6.19 Not specified
CNA Linux Linux unaffected 6.19 semver Not specified
CNA Linux Linux unaffected 7.0.10 7.0.* semver Not specified
CNA Linux Linux unaffected 7.1 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/2a2f520fda824b5a25c93f2249578ea150c24e06 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/29153d128384fa7c48a8ca8d34094b1cbe2d5bdc 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
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