VULNERABILITY INTELLIGENCE
CVE-2026-74370
EPSS probability0.20%
CISA KEVNot currently listed
Published2026-08-15
Last modified2026-08-17
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.