SB2024071727 - Memory leak in Linux kernel hv driver
Published: July 17, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024071727
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-2022-48775)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the vmbus_add_channel_kobj() function in drivers/hv/vmbus_drv.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/417947891bd5ae327f15efed1a0da2b12ef24962
- https://git.kernel.org/stable/c/fe595759c2a4a5bb41c438474f15947d8ae32f5c
- https://git.kernel.org/stable/c/91d8866ca55232d21995a3d54fac96de33c9e20c
- https://git.kernel.org/stable/c/c377e2ba78d3fe9a1f0b4ec424e75f81da7e81e9
- https://git.kernel.org/stable/c/92e25b637cd4e010f776c86e4810300e773eac5c
- https://git.kernel.org/stable/c/8bc69f86328e87a0ffa79438430cc82f3aa6a194
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.231
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.102
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.25
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.181