Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: lsm: hold cred_guard_mutex for lsm_set_self_attr() Just as proc_pid_attr_write() already does before calling the LSM hook. This only matters for SELinux and AppArmor which check whether the process is being ptraced and if so, whether to allow the transition.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 6.8, < 6.12.92 |
References
- https://git.kernel.org/stable/c/4a9b16541ad3faf8bccb398532bf3f8b6bbf1188Patch
- https://git.kernel.org/stable/c/5b906f31e977286888a9e31282589b545b249139Patch
- https://git.kernel.org/stable/c/82d3acee88593e3d9e71cad4b7d6b3cf70de9d07Patch
- https://git.kernel.org/stable/c/a010cadaf5727b8417f62fe9021fcef14a5f9b51Patch
FAQ
What is CVE-2026-64111?
CVE-2026-64111 is a vulnerability with a CVSS score of 7.1 (HIGH). In the Linux kernel, the following vulnerability has been resolved: lsm: hold cred_guard_mutex for lsm_set_self_attr() Just as proc_pid_attr_write() already does before calling the LSM hook. This on...
How severe is CVE-2026-64111?
CVE-2026-64111 has been rated HIGH with a CVSS base score of 7.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-64111?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.