CVE-2026-43321
7.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
In 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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | 493d9e0d608339a32f568504d5fd411a261bb0af < 7beae54111c34ca63357ef120e115889b915beb5 | affected |
| Linux | Linux | 493d9e0d608339a32f568504d5fd411a261bb0af < d1aab1ca576c90192ba961094d51b0be6355a4d6 | affected |
| Linux | Linux | 6.19 | affected |
| Linux | Linux | 0 < 6.19 | unaffected |
| Linux | Linux | 6.19.6 <= 6.19.* | unaffected |
| Linux | Linux | 7.0 <= * | unaffected |
Weaknesses
References
- https://git.kernel.org/stable/c/7beae54111c34ca63357ef120e115889b915beb5
- https://git.kernel.org/stable/c/d1aab1ca576c90192ba961094d51b0be6355a4d6
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