SB20240531387 - Memory leak in Linux kernel platform x86 driver
Published: May 31, 2024 Updated: May 14, 2025
Security Bulletin ID
SB20240531387
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-2021-47093)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the pmc_core_platform_init() function in drivers/platform/x86/intel_pmc_core_pltdrv.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/7a37f2e370699e2feca3dca6c8178c71ceee7e8a
- https://git.kernel.org/stable/c/9ca1324755f1f8629a370af5cc315b175331f5d1
- https://git.kernel.org/stable/c/26a8b09437804fabfb1db080d676b96c0de68e7c
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.89
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16