Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix CFI mismatch in task work callback BPF subprograms use the bpf_callback_t ABI, but task work invokes the callback through a three-argument function pointer. This trips kCFI. Store and invoke the callback as bpf_callback_t.
References
- https://git.kernel.org/stable/c/2805abd089576799b15092949420e3f8ba97fabd
- https://git.kernel.org/stable/c/85a33c910edc3651f68b17ae3c597c012545958f
- https://git.kernel.org/stable/c/a2cbab47f44e9ea8c5a161ecba1b6bb8535771eb
FAQ
What is CVE-2026-92486?
CVE-2026-92486 is a documented vulnerability. In the Linux kernel, the following vulnerability has been resolved: bpf: Fix CFI mismatch in task work callback BPF subprograms use the bpf_callback_t ABI, but task work invokes the callback through...
How severe is CVE-2026-92486?
CVSS scoring is not yet available for CVE-2026-92486. Check NVD for updates.
Is there a patch for CVE-2026-92486?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.