SB2025052186 - Input validation error in Linux kernel ufs host driver
Published: May 21, 2025 Updated: May 21, 2025
Security Bulletin ID
SB2025052186
CSH 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 vulnerability.
1) Input validation error (CVE-ID: CVE-2025-37977)
CWE-ID: CWE-20 - Improper input validation
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the exynos_ufs_shareability() and exynos_ufs_parse_dt() functions in drivers/ufs/host/ufs-exynos.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/869749e48115ef944eeabec8e84138908471fa51
- https://git.kernel.org/stable/c/f0c6728a6f2e269ebb234a9b5bb6c2c24aafeb51
- https://git.kernel.org/stable/c/f92bb7436802f8eb7ee72dc911a33c8897fde366
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.26
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.14.4