SB2024060474 - Use-after-free in Linux kernel microchip sparx5 driver
Published: June 4, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024060474
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-2024-26856)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the sparx5_del_mact_entry() function in drivers/net/ethernet/microchip/sparx5/sparx5_mactable.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/e46274df1100fb0c06704195bfff5bfbd418bf64
- https://git.kernel.org/stable/c/0de693d68b0a18d5e256556c7c62d92cca35ad52
- https://git.kernel.org/stable/c/e83bebb718fd1f42549358730e1206164e0861d6
- https://git.kernel.org/stable/c/71809805b95052ff551922f11660008fb3666025
- https://git.kernel.org/stable/c/89d72d4125e94aa3c2140fedd97ce07ba9e37674
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.152
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.82
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.22
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8