SB20250402121 - Resource management error in Linux kernel mm
Published: April 2, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250402121
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) Resource management error (CVE-ID: CVE-2025-21907)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to resource management error within the do_migrate_range() function in mm/memory_hotplug.c, within the get_hwpoison_page(), unmap_poisoned_folio() and hwpoison_user_mappings() functions in mm/memory-failure.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/425c12c076e6fc6b2cb04b9f960319d31dcabc76
- https://git.kernel.org/stable/c/608cc7deb428f1122ed426060233622ebf667b6e
- https://git.kernel.org/stable/c/b81679b1633aa43c0d973adfa816d78c1ed0d032
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.19
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13.7
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.14