SB20250226180 - Memory leak in Linux kernel common mmu driver
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226180
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-2022-49102)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the hl_mmu_v1_fini() function in drivers/misc/habanalabs/common/mmu/mmu_v1.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/12e49aefda2e04b07604f13e03f40027cbeb0dc6
- https://git.kernel.org/stable/c/30058d3a83cfe8c6aacbfe5ab13c01dd0c1799e3
- https://git.kernel.org/stable/c/6d421fb7a9eddd8ce0a05641a3db97283fe20699
- https://git.kernel.org/stable/c/eb85eec858c1a5c11d3a0bff403f6440b05b40dc
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.34
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.20
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18