SB20250916329 - Buffer overflow in Linux kernel ext4
Published: September 16, 2025 Updated: September 22, 2025
Security Bulletin ID
SB20250916329
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) Buffer overflow (CVE-ID: CVE-2023-53285)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory corruption within the get_max_inline_xattr_value_size() function in fs/ext4/inline.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/1d2caddbeeee56fbbc36b428c5b909c3ad88eb7f
- https://git.kernel.org/stable/c/2220eaf90992c11d888fe771055d4de330385f01
- https://git.kernel.org/stable/c/3d7b8fbcd2273e2b9f4c6de5ce2f4c0cd3cb1205
- https://git.kernel.org/stable/c/4597554b4f7b29e7fd78aa449bab648f8da4ee2c
- https://git.kernel.org/stable/c/486efbbc9445dca7890a1b86adbccb88b91284b0
- https://git.kernel.org/stable/c/5a229d21b98d132673096710e8281ef522dab1d1
- https://git.kernel.org/stable/c/88a06a94942c5c0a896e9da1113a6bb29e36cbef
- https://git.kernel.org/stable/c/e780058bd75614b66882bc02620ddbd884171560
- https://git.kernel.org/stable/c/f22b274429e88d3dc7e79d375b56ce4f2f59f0b4
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.112