drm/vc4: platform_get_irq_byname() returns an int

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Summary

CVECVE-2026-43072
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-05-05 16:16:16 UTC
Updated2026-06-01 17:17:01 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: drm/vc4: platform_get_irq_byname() returns an int platform_get_irq_byname() will return a negative value if an error happens, so it should be checked and not just passed directly into devm_request_threaded_irq() hoping all will be ok.

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

Problem Types: NVD-CWE-noinfo

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 f4790083c7c23b419f6a15170556950fd6a884a2 59ece0d4d1db0cf483c4c51a58691f50ff81d3a2 git Not specified
CNA Linux Linux affected f4790083c7c23b419f6a15170556950fd6a884a2 63c11b19cdc154fa848a6c3b535bfb1dc7b60378 git Not specified
CNA Linux Linux affected f4790083c7c23b419f6a15170556950fd6a884a2 ef2ee9db13b68c5e332b77c0a7108a2d4d56e114 git Not specified
CNA Linux Linux affected f4790083c7c23b419f6a15170556950fd6a884a2 0185e0494a561edfc482507f9de89c2ad798b33d git Not specified
CNA Linux Linux affected f4790083c7c23b419f6a15170556950fd6a884a2 9c10b83a004442c93d7a484c3d221a06a45821e1 git Not specified
CNA Linux Linux affected f4790083c7c23b419f6a15170556950fd6a884a2 0c1b117f7ba46fb8f6ebc5e0bfe5b58568c301ba git Not specified
CNA Linux Linux affected f4790083c7c23b419f6a15170556950fd6a884a2 e597a809a2b97e927060ba182f58eb3e6101bc70 git Not specified
CNA Linux Linux affected 5.15 Not specified
CNA Linux Linux unaffected 5.15 semver Not specified
CNA Linux Linux unaffected 6.1.175 6.1.* semver Not specified
CNA Linux Linux unaffected 6.6.136 6.6.* semver Not specified
CNA Linux Linux unaffected 6.12.83 6.12.* semver Not specified
CNA Linux Linux unaffected 6.18.24 6.18.* semver Not specified
CNA Linux Linux unaffected 6.19.14 6.19.* semver Not specified
CNA Linux Linux unaffected 7.0.1 7.0.* semver Not specified
CNA Linux Linux unaffected 7.1-rc1 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/59ece0d4d1db0cf483c4c51a58691f50ff81d3a2 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/0c1b117f7ba46fb8f6ebc5e0bfe5b58568c301ba 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/63c11b19cdc154fa848a6c3b535bfb1dc7b60378 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/ef2ee9db13b68c5e332b77c0a7108a2d4d56e114 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/0185e0494a561edfc482507f9de89c2ad798b33d 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/9c10b83a004442c93d7a484c3d221a06a45821e1 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/e597a809a2b97e927060ba182f58eb3e6101bc70 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
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