CVE-2025-22040
- Source
- https://cve.org/CVERecord?id=CVE-2025-22040
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-22040.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2025-22040
- Downstream
- Published
- 2025-04-16T14:11:57Z
- Modified
- 2026-08-12T03:51:21Z
- Severity
-
- 8.8 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
- Summary
- ksmbd: fix session use-after-free in multichannel connection
- Details
-
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.
- Database specific
{ "cna_assigner": "Linux", "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/22xxx/CVE-2025-22040.json" }- References
-
- 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
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/22xxx/CVE-2025-22040.json
- https://nvd.nist.gov/vuln/detail/CVE-2025-22040
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Affected packages
Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Affected ranges
- Type
- GIT
- Repo
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- Events
-
Introduced0626e6641f6b467447c81dd7678a69c66f7746cfFixed596407adb9af1ee75fe7c7529607783d31b66e7fFixed3980770cb1470054e6400fd97668665975726737Fixed9069939d762138e232a6f79e3e1462682ed6a17dFixed94c281721d4ed2d972232414b91d98a6f5bdb16bFixed7dfbd4c43eed91dd2548a95236908025707a8dfdFixedfa4cdb8cbca7d6cb6aa13e4d8d83d1103f6345db
Linux / Kernel
Package
- Name
- Kernel