SB2025042257 - Use-after-free in Linux kernel nfsd
Published: April 22, 2025 Updated: May 10, 2025
Security Bulletin ID
SB2025042257
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2025-22024)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the nfsd_nl_listener_set_doit() function in fs/nfsd/nfsctl.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/052a34f093fb940a145493d1438e7abbfe507cdd
- https://git.kernel.org/stable/c/0f42df0ab2b11ea6b2884bdaf6dbc3be6dde7e82
- https://git.kernel.org/stable/c/a84c80515ca8a0cdf6d06f1b6ca721224b08453e
- https://git.kernel.org/stable/c/d093c90892607be505e801469d6674459e69ab89
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.23
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.14.2