SB2024090524 - Use-after-free in Linux kernel ipv6
Published: September 5, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024090524
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-2024-44986)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the ip6_finish_output2() function in net/ipv6/ip6_output.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/e891b36de161fcd96f12ff83667473e5067b9037
- https://git.kernel.org/stable/c/3574d28caf9a09756ae87ad1ea096c6f47b6101e
- https://git.kernel.org/stable/c/6ab6bf731354a6fdbaa617d1ec194960db61cf3b
- https://git.kernel.org/stable/c/56efc253196751ece1fc535a5b582be127b0578a
- https://git.kernel.org/stable/c/da273b377ae0d9bd255281ed3c2adb228321687b
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.166
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.107
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.7
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.48