SB20250727104 - Buffer overflow in Linux kernel md driver
Published: July 27, 2025
Security Bulletin ID
SB20250727104
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) Buffer overflow (CVE-ID: CVE-2025-38451)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory corruption within the md_bitmap_get_stats() function in drivers/md/md-bitmap.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/3d82a729530bd2110ba66e4a1f73461c776edec2
- https://git.kernel.org/stable/c/3e0542701b37aa25b025d8531583458e4f014c2e
- https://git.kernel.org/stable/c/a18f9b08c70e10ea3a897058fee8a4f3b4c146ec
- https://git.kernel.org/stable/c/a23b16ba3274961494f5ad236345d238364349ff
- https://git.kernel.org/stable/c/c17fb542dbd1db745c9feac15617056506dd7195