SB2026011490 - Incorrect calculation in Linux kernel hfsplus
Published: January 14, 2026
Security Bulletin ID
SB2026011490
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) Incorrect calculation (CVE-ID: CVE-2025-68774)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to incorrect calculation within the __hfs_bnode_create() function in fs/hfsplus/bnode.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/152af114287851583cf7e0abc10129941f19466a
- https://git.kernel.org/stable/c/457f795e7abd7770de10216d7f9994a3f12a56d6
- https://git.kernel.org/stable/c/5882e7c8cdbb5e254a69628b780acff89c78071e
- https://git.kernel.org/stable/c/b68dc4134b18a3922cd33439ec614aad4172bc86
- https://git.kernel.org/stable/c/b9d1c6bb5f19460074ce9862cb80be86b5fb0a50