SB20251008132 - Input validation error in Linux kernel perf hisilicon driver
Published: October 8, 2025 Updated: October 26, 2025
Security Bulletin ID
SB20251008132
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-2023-53656)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the hisi_pcie_pmu_offline_cpu() function in drivers/perf/hisilicon/hisi_pcie_pmu.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/7a6a9f1c5a0a875a421db798d4b2ee022dc1ee1a
- https://git.kernel.org/stable/c/b64569897d86b611befbb895d815280fea94e1ed
- https://git.kernel.org/stable/c/be9c8c9c84b6d25a7b7d39954030aba6f759feb6
- https://git.kernel.org/stable/c/f564e543a43d0f1cabac791672c8a6fc78ce12d0
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.13