SB2024071730 - Use-after-free in Linux kernel mlx5 core driver
Published: July 17, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024071730
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2022-48858)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the cmd_alloc_index() and cmd_ent_get() functions in drivers/net/ethernet/mellanox/mlx5/core/cmd.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/1a4017926eeea56c7540cc41b42106746ee8a0ee
- https://git.kernel.org/stable/c/f3331bc17449f15832c31823f27573f4c0e13e5f
- https://git.kernel.org/stable/c/7c519f769f555ff7d9d4ccba3497bbb589df360a
- https://git.kernel.org/stable/c/0401bfb27a91d7bdd74b1635c1aae57cbb128da6
- https://git.kernel.org/stable/c/063bd355595428750803d8736a9bb7c8db67d42d
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.106
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.29
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.15
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.185