SB2025020439 - Infinite loop in Linux kernel mm
Published: February 4, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025020439
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) Infinite loop (CVE-ID: CVE-2025-21665)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to infinite loop within the folio_seek_hole_data() function in mm/filemap.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/09528bb1a4123e2a234eac2bc45a0e51e78dab43
- https://git.kernel.org/stable/c/280f1fb89afc01e7376f59ae611d54ca69e9f967
- https://git.kernel.org/stable/c/64e5fd96330df2ad278d1c4edcca581f26e5f76e
- https://git.kernel.org/stable/c/80fc836f3ebe2f2d2d2c80c698b7667974285a04
- https://git.kernel.org/stable/c/f505e6c91e7a22d10316665a86d79f84d9f0ba76
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.177
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.127
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.74