SB20251226158 - Use-after-free in Linux kernel interconnect driver
Published: December 26, 2025 Updated: December 31, 2025
Security Bulletin ID
SB20251226158
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-2023-54013)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the LIST_HEAD(), icc_set_bw(), icc_node_add() and icc_sync_state() functions in drivers/interconnect/core.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/2f3a124696d43de3c837f87a9f767c56ee86cf2a
- https://git.kernel.org/stable/c/af42269c3523492d71ebbe11fefae2653e9cdc78
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.133
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.151
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.55
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.81
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5.5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6