SB20241230244 - Race condition in Linux kernel netfilter ipset
Published: December 30, 2024 Updated: May 11, 2025
Security Bulletin ID
SB20241230244
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) Race condition (CVE-ID: CVE-2024-56637)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a race condition within the find_set_type() function in net/netfilter/ipset/ip_set_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/0e67805e805c1f3edd6f43adbe08ea14b552694b
- https://git.kernel.org/stable/c/456f010bfaefde84d3390c755eedb1b0a5857c3c
- https://git.kernel.org/stable/c/5bae60a933ba5d16eed55c6b279be51bcbbc79b0
- https://git.kernel.org/stable/c/6099b5d3e37145484fac4b8b4070c3f1abfb3519
- https://git.kernel.org/stable/c/90bf312a6b6b3d6012137f6776a4052ee85e0340
- https://git.kernel.org/stable/c/ba5e070f36682d07ca7ad2a953e6c9d96be19dca
- https://git.kernel.org/stable/c/e5e2d3024753fdaca818b822e3827614bacbdccf
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.287