SB2025121684 - Out-of-bounds read in Linux kernel hfsplus
Published: December 16, 2025
Security Bulletin ID
SB2025121684
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-2025-40349)
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 fs/hfsplus/hfsplus_fs.h. 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/0058d20d76182861dbdd8fd6e2dd8d18d6d3becf
- https://git.kernel.org/stable/c/068a46df3e6acc68fb9db0a6313ab379a11ecd6f
- https://git.kernel.org/stable/c/17ed51cfce6c62cffb97059ef392ad2e0245806e
- https://git.kernel.org/stable/c/40dfe7a4215a1f20842561ffaf5a6f83a987e75b
- https://git.kernel.org/stable/c/418e48cab99c52c1760636a4dbe464bf6db2018b
- https://git.kernel.org/stable/c/4f40a2b3969daf10dca4dea6f6dd0e813f79b227
- https://git.kernel.org/stable/c/738d5a51864ed8d7a68600b8c0c63fe6fe5c4f20
- https://git.kernel.org/stable/c/f7d9f600c7c3ff5dab36181a388af55f2c95604c