SB20251210166 - Input validation error in Linux kernel arm64 mm
Published: December 10, 2025 Updated: December 12, 2025
Security Bulletin ID
SB20251210166
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) Input validation error (CVE-ID: CVE-2022-50675)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the mte_restore_tags() function in arch/arm64/mm/mteswap.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/749e9fc18b1e1a3f93a9512e91bd7f93002d2821
- https://git.kernel.org/stable/c/918002bdbe4328c8c0164a22e8ebf2384b80dc23
- https://git.kernel.org/stable/c/a8e5e5146ad08d794c58252bab00b261045ef16d
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.82
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1