most: core: fix leak on early registration failure

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Summary

CVECVE-2026-43317
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-05-08 14:16:40 UTC
Updated2026-05-12 14:10:27 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: most: core: fix leak on early registration failure A recent commit fixed a resource leak on early registration failures but for some reason left out the first error path which still leaks the resources associated with the interface. Fix up also the first error path so that the interface is always released on errors.

Risk And Classification

EPSS: 0.000180000 probability, percentile 0.047270000 (date 2026-05-12)

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected 723de0f9171eeb49a3ae98cae82ebbbb992b3a7c bbfe49ffb892bddf32c34bea95b7ff0fc30affb5 git Not specified
CNA Linux Linux affected 723de0f9171eeb49a3ae98cae82ebbbb992b3a7c f1ba620f9e8d7291f80c0554e4b820f5fb30e819 git Not specified
CNA Linux Linux affected 723de0f9171eeb49a3ae98cae82ebbbb992b3a7c 5fd4396c2e48e90cc2597a86c18227d56ea845f0 git Not specified
CNA Linux Linux affected 723de0f9171eeb49a3ae98cae82ebbbb992b3a7c 2c198c272f9c9213b0fdf6b4a879f445c574f416 git Not specified
CNA Linux Linux affected 5.6 Not specified
CNA Linux Linux unaffected 5.6 semver Not specified
CNA Linux Linux unaffected 6.12.75 6.12.* semver Not specified
CNA Linux Linux unaffected 6.18.16 6.18.* semver Not specified
CNA Linux Linux unaffected 6.19.6 6.19.* semver Not specified
CNA Linux Linux unaffected 7.0 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/f1ba620f9e8d7291f80c0554e4b820f5fb30e819 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/5fd4396c2e48e90cc2597a86c18227d56ea845f0 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/bbfe49ffb892bddf32c34bea95b7ff0fc30affb5 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/2c198c272f9c9213b0fdf6b4a879f445c574f416 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
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