SB20250916400 - Input validation error in Linux kernel jfs
Published: September 16, 2025
Security Bulletin ID
SB20250916400
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Input validation error (CVE-ID: CVE-2025-39743)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the jfs_evict_inode() function in fs/jfs/inode.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/1bb5cdc3e39f0c2b311fcb631258b7e60d3fb0d3
- https://git.kernel.org/stable/c/2b1d5ca395a5fb170c3f885cd42c16179f7f54ec
- https://git.kernel.org/stable/c/2d91b3765cd05016335cd5df5e5c6a29708ec058
- https://git.kernel.org/stable/c/34d8e982bac48bdcca7524644a8825a580edce74
- https://git.kernel.org/stable/c/5845b926c561b8333cd65169526eec357d7bb449
- https://git.kernel.org/stable/c/89fff8e3d6710fc32507b8e19eb5afa9fb79b896
- https://git.kernel.org/stable/c/8ed7275910fb7177012619864e04d3008763f3ea
- https://git.kernel.org/stable/c/b5b471820c33365a8ccd2d463578bf4e47056c2c
- https://git.kernel.org/stable/c/df3fd8daf278eca365f221749ae5b728e8382a04