CVE-2025-40195
Not scored
mount: handle NULL values in mnt_ns_release()
In the Linux kernel, the following vulnerability has been resolved: mount: handle NULL values in mnt_ns_release() When calling in listmount() mnt_ns_release() may be passed a NULL pointer. Handle that case gracefully.
Exploit probability
0.2%
Published
November 12, 2025
Required by
Not available
Last source change
July 15, 2026
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2025-40195
View original source
In the Linux kernel, the following vulnerability has been resolved: mount: handle NULL values in mnt_ns_release() When calling in listmount() mnt_ns_release() may be passed a NULL pointer. Handle that case gracefully.
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/2d68f8a7379d9c61005e982600c61948d4d019bd
- https://git.kernel.org/stable/c/6c7ca6a02f8f9549a438a08a23c6327580ecf3d6
- https://git.kernel.org/stable/c/99ae3e70a293834d0274c46a37120c71a24a4995
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/40xxx/CVE-2025-40195.json
- https://nvd.nist.gov/vuln/detail/CVE-2025-40195