accel/amdxdna: Fix crash when destroying a suspended hardware context

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Summary

CVECVE-2026-23341
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-03-25 11:16:32 UTC
Updated2026-04-23 21:16:30 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Fix crash when destroying a suspended hardware context If userspace issues an ioctl to destroy a hardware context that has already been automatically suspended, the driver may crash because the mailbox channel pointer is NULL for the suspended context. Fix this by checking the mailbox channel pointer in aie2_destroy_context() before accessing 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: 0.000140000 probability, percentile 0.028400000 (date 2026-04-24)

Problem Types: CWE-476

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 2611c9616cb52d3ed54a6095d72d18e645a6955a a6317704edab95d66a62fc1861d9546284ab678e git Not specified
CNA Linux Linux affected 97f27573837ef96b4ba42af463cc800cab615c0e 8363c02863332992a1822688da41f881d88d1631 git Not specified
CNA Linux Linux affected 6.19.4 6.19.7 semver Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/8363c02863332992a1822688da41f881d88d1631 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/a6317704edab95d66a62fc1861d9546284ab678e 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
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