SB20250620197 - Resource management error in Linux kernel arm64 kernel
Published: June 20, 2025 Updated: June 21, 2025
Security Bulletin ID
SB20250620197
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-2022-49964)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to resource management error within the ci_leaf_init() and init_cache_level() functions in arch/arm64/kernel/cacheinfo.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/1668c38ef2e5bb80dbee88afcecfcdc3e7abc2aa
- https://git.kernel.org/stable/c/29906311b351e5398aff2c5dc209f8b6c9d6a410
- https://git.kernel.org/stable/c/43b9af72751a98cb9c074b170fc244714aeb59d5
- https://git.kernel.org/stable/c/a754ee1c66bd0a23e613f0bf865053b29cb90e16
- https://git.kernel.org/stable/c/e75d18cecbb3805895d8ed64da4f78575ec96043
- https://git.kernel.org/stable/c/fcab25a6b0ace130589d810390d1ce3698b53604
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.213