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CVE-2024-56637

netfilter: ipset: Hold module reference while requesting a module

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 5.4.287, 5.10.231, 5.15.174, 6.1.120, 6.6.66, and 1 more
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: total

Summary

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.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: total

  3. Record last updated

Affected versions

  • Linux Linux

    From a7b4f989a629493bb4ec4a354def784d440b32c4 · fixed in e5e2d3024753fdaca818b822e3827614bacbdccf; From a7b4f989a629493bb4ec4a354def784d440b32c4 · fixed in 6099b5d3e37145484fac4b8b4070c3f1abfb3519; From a7b4f989a629493bb4ec4a354def784d440b32c4 · fixed in 0e67805e805c1f3edd6f43adbe08ea14b552694b; From a7b4f989a629493bb4ec4a354def784d440b32c4 · fixed in 5bae60a933ba5d16eed55c6b279be51bcbbc79b0; From a7b4f989a629493bb4ec4a354def784d440b32c4 · fixed in 90bf312a6b6b3d6012137f6776a4052ee85e0340; From a7b4f989a629493bb4ec4a354def784d440b32c4 · fixed in ba5e070f36682d07ca7ad2a953e6c9d96be19dca; From a7b4f989a629493bb4ec4a354def784d440b32c4 · fixed in 456f010bfaefde84d3390c755eedb1b0a5857c3c

  • Linux Linux

    2.6.39

  • KernelLinux

    From 2.6.39 · fixed in 5.4.287; From 5.5.0 · fixed in 5.10.231; From 5.11.0 · fixed in 5.15.174; From 5.16.0 · fixed in 6.1.120; From 6.2.0 · fixed in 6.6.66; From 6.7.0 · fixed in 6.12.5

References 7

git.kernel.org