high8.8
CVE-2025-22040
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix session use-after-free in multichannel connection There is a race condition betw…
Impact
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix session use-after-free in multichannel connection There is a race condition between session setup and ksmbd_sessions_deregister. The session can be freed before the connection is added to channel list of session. This patch check reference count of session before freeing it.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Linux | Linux Kernel | from 5.15 before 6.1.134 from 6.2 before 6.6.87 from 6.7 before 6.12.23 from 6.13 before 6.13.11 from 6.14 before 6.14.2 |
| Debian | Debian Linux | Version 11.0 |
Weakness classification
References
- NVD record
- CVE.org record
- https://git.kernel.org/stable/c/3980770cb1470054e6400fd97668665975726737
- https://git.kernel.org/stable/c/596407adb9af1ee75fe7c7529607783d31b66e7f
- https://git.kernel.org/stable/c/7dfbd4c43eed91dd2548a95236908025707a8dfd
- https://git.kernel.org/stable/c/9069939d762138e232a6f79e3e1462682ed6a17d
- https://git.kernel.org/stable/c/94c281721d4ed2d972232414b91d98a6f5bdb16b
- https://git.kernel.org/stable/c/fa4cdb8cbca7d6cb6aa13e4d8d83d1103f6345db
- https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html