SB2025121058 - Memory leak in Linux kernel perf driver
Published: December 10, 2025 Updated: December 12, 2025
Security Bulletin ID
SB2025121058
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) Memory leak (CVE-ID: CVE-2022-50632)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the tad_pmu_init() function in drivers/perf/marvell_cn10k_tad_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/367404bfd1aa87b2a50059cd8edc6c12c367cd15
- https://git.kernel.org/stable/c/7772f4de934123ccd7c7cdc1dc4e46fdd5d767fb
- https://git.kernel.org/stable/c/973ae93d80d9d262f695eb485a1902b74c4b9098
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.16
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2