SB2025100545 - Reachable assertion in Linux kernel ocfs2
Published: October 5, 2025 Updated: October 27, 2025
Security Bulletin ID
SB2025100545
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) Reachable assertion (CVE-ID: CVE-2023-53564)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to reachable assertion within the __ocfs2_move_extent() function in fs/ocfs2/move_extents.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/2c559b3ba8e0b9e3c4bb08159a28ccadc698410f
- https://git.kernel.org/stable/c/33665d1042666f2e5c736a3df1f453e31f030663
- https://git.kernel.org/stable/c/590507ebabd33cd93324c04f9a5538309a5ba934
- https://git.kernel.org/stable/c/5f43d34a51ed30e6a60f7e59d224a63014fe2cd5
- https://git.kernel.org/stable/c/60eed1e3d45045623e46944ebc7c42c30a4350f0
- https://git.kernel.org/stable/c/669134a66d37258e1c4a5cfbd5b82f547ae30fca
- https://git.kernel.org/stable/c/7f3b1c28e2908755fb248d3ee8ff56826f2387db
- https://git.kernel.org/stable/c/8163ea90d89b7012dd1fa4b28edf5db0c641eca7
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.16