CVE-2026-74370
liveupdate: fix TOCTOU race in luo_session_retrieve()
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Aug 15, 2026 |
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Affected Versions
Linux / Linux
0153094d03df5a2e834a19c59b255649a258ae46 < d944170607b872a1f93713c555ad3f0efde3a9b8 0153094d03df5a2e834a19c59b255649a258ae46 < d3ae9e7fddb4036f50003d7fa1ef52801fdb961b
Linux / Linux
6.19