SB20250916142 - Out-of-bounds read in Linux kernel jfs
Published: September 16, 2025 Updated: September 22, 2025
Security Bulletin ID
SB20250916142
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) Out-of-bounds read (CVE-ID: CVE-2022-50333)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to an out-of-bounds read error within the dbMount() function in fs/jfs/jfs_dmap.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/0183c8f46ab5bcd0740f41c87f5141c6ca2bf1bb
- https://git.kernel.org/stable/c/10b87da8fae79c7daf5eda6a9e4f1d31b85b4d92
- https://git.kernel.org/stable/c/25e70c6162f207828dd405b432d8f2a98dbf7082
- https://git.kernel.org/stable/c/3d340b684dcec5e34efc470227cd1c7d2df121ad
- https://git.kernel.org/stable/c/50163a115831ef4e6402db5a7ef487d1989d7249
- https://git.kernel.org/stable/c/624843f1bac448150f6859999c72c4841c14a2e3
- https://git.kernel.org/stable/c/911999b193735cd378517b6cd5fe585ee345d49c
- https://git.kernel.org/stable/c/ab5cd3d62c2493eca3337e7d0178cc7bd819ca64
- https://git.kernel.org/stable/c/f8d4d0bac603616e2fa4a3907e81ed13f8f3c380
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.337