CVE-2022-49919

Summary

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

netfilter: nf_tables: release flow rule object from commit path

No need to postpone this to the commit release path, since no packets are walking over this object, this is accessed from control plane only. This helped uncovered UAF triggered by races with the netlink notifier.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux5b8d63489c3b701eb2a76f848ec94d8cbc9373b9 < 74fd5839467054cd9c4d050614d3ee8788386171affected
LinuxLinux330c0c6cd2150a2d7f47af16aa590078b0d2f736 < b2d7a92aff0fbd93c29d2aa6451fb99f050e2c4eaffected
LinuxLinuxe33d9bd563e71f6c6528b96008d65524a459c4dc < 6044791b7be707fd0e709f26e961a446424e5051affected
LinuxLinux9dd732e0bdf538b1b76dc7c157e2b5e560ff30d3 < 4ab6f96444e936f5e4a936d5c0bc948144bcded3affected
LinuxLinux9dd732e0bdf538b1b76dc7c157e2b5e560ff30d3 < 26b5934ff4194e13196bedcba373cd4915071d0eaffected
LinuxLinux80de9ea1f5b808a6601e91111fae601df2b26369affected
LinuxLinuxab9f34a30c23f656e76f4c5b83125a4e7b53c86eaffected
LinuxLinux5.4.198 < 5.4.224affected
LinuxLinux5.10.122 < 5.10.154affected
LinuxLinux5.15.47 < 5.15.78affected
LinuxLinux5.17.15 < 5.18affected
LinuxLinux5.18.4 < 5.19affected
LinuxLinux5.19affected
LinuxLinux0 < 5.19unaffected
LinuxLinux5.4.224 <= 5.4.*unaffected
LinuxLinux5.10.154 <= 5.10.*unaffected
LinuxLinux5.15.78 <= 5.15.*unaffected
LinuxLinux6.0.8 <= 6.0.*unaffected
LinuxLinux6.1 <= *unaffected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

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

References