Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: liveupdate: fix TOCTOU race in luo_session_retrieve() Extend the scope of the rwsem_read lock in luo_session_retrieve() to overlap with the acquisition of the session mutex. This prevents a concurrent thread from releasing and freeing the session between the lookup and the mutex lock.
References
- https://git.kernel.org/stable/c/d3ae9e7fddb4036f50003d7fa1ef52801fdb961b
- https://git.kernel.org/stable/c/d944170607b872a1f93713c555ad3f0efde3a9b8
FAQ
What is CVE-2026-74370?
CVE-2026-74370 is a documented vulnerability. In the Linux kernel, the following vulnerability has been resolved: liveupdate: fix TOCTOU race in luo_session_retrieve() Extend the scope of the rwsem_read lock in luo_session_retrieve() to overlap...
How severe is CVE-2026-74370?
CVSS scoring is not yet available for CVE-2026-74370. Check NVD for updates.
Is there a patch for CVE-2026-74370?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.