bpf: Properly mark live registers for indirect jumps

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Summary

CVECVE-2026-43321
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-05-08 14:16:40 UTC
Updated2026-05-09 06:16:13 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: bpf: Properly mark live registers for indirect jumps For a `gotox rX` instruction the rX register should be marked as used in the compute_insn_live_regs() function. Fix this.

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected 493d9e0d608339a32f568504d5fd411a261bb0af 7beae54111c34ca63357ef120e115889b915beb5 git Not specified
CNA Linux Linux affected 493d9e0d608339a32f568504d5fd411a261bb0af d1aab1ca576c90192ba961094d51b0be6355a4d6 git Not specified
CNA Linux Linux affected 6.19 Not specified
CNA Linux Linux unaffected 6.19 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/d1aab1ca576c90192ba961094d51b0be6355a4d6 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/7beae54111c34ca63357ef120e115889b915beb5 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/df02c3ff3be4bf998812c8c8e79d10db1329d535 MITRE git.kernel.org
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