SB20250227164 - Buffer overflow in Linux kernel ata driver
Published: February 27, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250227164
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-2025-21738)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory corruption within the ata_pio_sector() function in drivers/ata/libata-sff.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/0a17a9944b8d89ef03946121241870ac53ddaf45
- https://git.kernel.org/stable/c/0dd5aade301a10f4b329fa7454fdcc2518741902
- https://git.kernel.org/stable/c/6e74e53b34b6dec5a50e1404e2680852ec6768d2
- https://git.kernel.org/stable/c/a8f8cf87059ed1905c2a5c72f8b39a4f57b11b4c
- https://git.kernel.org/stable/c/d5e6e3000309359eae2a17117aa6e3c44897bf6c
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.78