SB20240531115 - Use-after-free in Linux kernel ipv6
Published: May 31, 2024 Updated: May 14, 2025
Security Bulletin ID
SB20240531115
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-2024-26852)
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_route_multipath_add() and list_for_each_entry_safe() functions in net/ipv6/route.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/31ea5bcc7d4cd1423de6be327a2c034725704136
- https://git.kernel.org/stable/c/664f9c647260cc9d68b4e31d9899530d89dd045e
- https://git.kernel.org/stable/c/79ce2e54cc0ae366f45516c00bf1b19aa43e9abe
- https://git.kernel.org/stable/c/cae3303257950d03ffec2df4a45e836f10d26c24
- https://git.kernel.org/stable/c/394334fe2ae3b9f1e2332b873857e84cb28aac18
- https://git.kernel.org/stable/c/ed883060c38721ed828061f6c0c30e5147326c9a
- https://git.kernel.org/stable/c/61b34f73cdbdb8eaf9ea12e9e2eb3b29716c4dda
- https://git.kernel.org/stable/c/685f7d531264599b3f167f1e94bbd22f120e5fab
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.310
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.213
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.152
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.272
- 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