Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: Hold module reference while requesting a module User space may unload ip_set.ko while it is itself requesting a set type backend module, leading to a kernel crash. The race condition may be provoked by inserting an mdelay() right after the nfnl_unlock() call.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 2.6.39, < 5.4.287 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/0e67805e805c1f3edd6f43adbe08ea14b552694bPatch
- https://git.kernel.org/stable/c/456f010bfaefde84d3390c755eedb1b0a5857c3cPatch
- https://git.kernel.org/stable/c/5bae60a933ba5d16eed55c6b279be51bcbbc79b0Patch
- https://git.kernel.org/stable/c/6099b5d3e37145484fac4b8b4070c3f1abfb3519Patch
- https://git.kernel.org/stable/c/90bf312a6b6b3d6012137f6776a4052ee85e0340Patch
- https://git.kernel.org/stable/c/ba5e070f36682d07ca7ad2a953e6c9d96be19dcaPatch
- https://git.kernel.org/stable/c/e5e2d3024753fdaca818b822e3827614bacbdccfPatch
- https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html
- https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html
FAQ
What is CVE-2024-56637?
CVE-2024-56637 is a vulnerability with a CVSS score of 4.7 (MEDIUM). In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: Hold module reference while requesting a module User space may unload ip_set.ko while it is itself requesting a ...
How severe is CVE-2024-56637?
CVE-2024-56637 has been rated MEDIUM with a CVSS base score of 4.7/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2024-56637?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.