accel/amdxdna: Fix memory leak in amdxdna_ubuf_map

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-45908
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-05-27 14:17:05 UTC
Updated2026-06-24 16:27:52 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Fix memory leak in amdxdna_ubuf_map The amdxdna_ubuf_map() function allocates memory for sg and internal sg table structures, but it fails to free them if subsequent operations (sg_alloc_table_from_pages or dma_map_sgtable) fail.

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: 0.000170000 probability, percentile 0.042650000 (date 2026-06-01)

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 bd72d4acda1069579b35123e3cc0b21ec1193a21 5a68d2c99c859e6e8e36fa4e32749abf6d1fb66a git Not specified
CNA Linux Linux affected bd72d4acda1069579b35123e3cc0b21ec1193a21 f9f4366d2ff93b07c2571561c776bd9a708078c3 git Not specified
CNA Linux Linux affected bd72d4acda1069579b35123e3cc0b21ec1193a21 84dd57fb0359500092f1101409ca32091731490d git Not specified
CNA Linux Linux affected 6.18 Not specified
CNA Linux Linux unaffected 6.18 semver Not specified
CNA Linux Linux unaffected 6.18.14 6.18.* semver Not specified
CNA Linux Linux unaffected 6.19.4 6.19.* semver Not specified
CNA Linux Linux unaffected 7.0 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/84dd57fb0359500092f1101409ca32091731490d 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/f9f4366d2ff93b07c2571561c776bd9a708078c3 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/5a68d2c99c859e6e8e36fa4e32749abf6d1fb66a 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
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