SB20251230139 - Memory leak in Linux kernel infiniband core driver
Published: December 30, 2025 Updated: December 31, 2025
Security Bulletin ID
SB20251230139
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-2022-50822)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the rdma_restrack_del() function in drivers/infiniband/core/restrack.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/13586753ae55146269a6dc8b216f17d86b81560c
- https://git.kernel.org/stable/c/37c90753079fc95d93cc31b79796dd2ae57ad018
- https://git.kernel.org/stable/c/8731cb5c7820bef577bab4ff17691fbf61c671cb
- https://git.kernel.org/stable/c/dac153f2802db1ad46207283cb9b2aae3d707a45
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.86
- 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