CVE-2024-40993

Summary

In the Linux kernel, the following vulnerability has been resolved:

netfilter: ipset: Fix suspicious rcu_dereference_protected()

When destroying all sets, we are either in pernet exit phase or are executing a "destroy all sets command" from userspace. The latter was taken into account in ip_set_dereference() (nfnetlink mutex is held), but the former was not. The patch adds the required check to rcu_dereference_protected() in ip_set_dereference().

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxc0761d1f1ce1d5b85b5e82bbb714df12de1aa8c3 < 3799d02ae4208af08e81310770d8754863a246a1affected
LinuxLinux93b53c202b51a69e42ca57f5a183f7e008e19f83 < 72d9611968867cc4c5509e7708b1507d692b797aaffected
LinuxLinux0f1bb77c6d837c9513943bc7c08f04c5cc5c6568 < 523bed6489e089dd8040e72453fb79da47b144c2affected
LinuxLinux390b353d1a1da3e9c6c0fd14fe650d69063c95d6 < 788d585e62f487bc4536d454937f737b70d39a33affected
LinuxLinux2ba35b37f780c6410bb4bba9c3072596d8576702 < 94dd411c18d7fff9e411555d5c662d29416501e4affected
LinuxLinux90ae20d47de602198eb69e6cd7a3db3420abfc08 < 3fc09e1ca854bc234e007a56e0f7431f5e2defb5affected
LinuxLinux4e7aaa6b82d63e8ddcbfb56b4fd3d014ca586f10 < 8ecd06277a7664f4ef018abae3abd3451d64e7a6affected
LinuxLinux6.1.95 < 6.1.96affected
LinuxLinux6.6.35 < 6.6.36affected
LinuxLinux6.9.6 < 6.9.7affected

Weaknesses

ADP Enrichment

CVE Program Container

Additional References

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

Additional References

References