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CVE-2026-72435

netfilter: ipset: fix order of kfree_rcu() and rcu_assign_pointer()

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 5.10.261, 5.15.212, 6.1.178, 6.6.145, 6.12.97, and 2 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: fix order of kfree_rcu() and rcu_assign_pointer() Sashiko pointed out that kfree_rcu() was called before rcu_assign_pointer() in handling the comment extension. Fix the order so that rcu_assign_pointer() called first.

Timeline

  1. CVE published
  2. CISA SSVC assessment

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

  3. Record last updated

Affected versions

  • Linux Linux

    From b57b2d1fa53fe8563bdfc66a33b844463b9af285 · fixed in c9787d7c24ffd83019f379455e1b97fb4f0f75eb; From b57b2d1fa53fe8563bdfc66a33b844463b9af285 · fixed in 6e98407cb94e035bba98956adc9096a76d8b2a9f; From b57b2d1fa53fe8563bdfc66a33b844463b9af285 · fixed in 50b70f56f3baaff46599f59b2d93fa2540120776; From b57b2d1fa53fe8563bdfc66a33b844463b9af285 · fixed in d01b4b471f0fc5c396af62845e972ccf99cee29a; From b57b2d1fa53fe8563bdfc66a33b844463b9af285 · fixed in fcb565966534909377a16be5f7b065db2e25c8b5; From b57b2d1fa53fe8563bdfc66a33b844463b9af285 · fixed in 8087bb360a936a6314d22b567e4b861656943eb6; From b57b2d1fa53fe8563bdfc66a33b844463b9af285 · fixed in 93a775fd67f3ef34949a9523bfa69403ee74efdd; From b57b2d1fa53fe8563bdfc66a33b844463b9af285 · fixed in 3ca9982a8882470aa0ac4e8bb9a552b181d1efcd

  • Linux Linux

    4.2

  • KernelLinux

    From 4.2.0 · fixed in 5.10.261; From 5.11.0 · fixed in 5.15.212; From 5.16.0 · fixed in 6.1.178; From 6.2.0 · fixed in 6.6.145; From 6.7.0 · fixed in 6.12.97; From 6.13.0 · fixed in 6.18.40; From 6.19.0 · fixed in 7.1.5

References 8

git.kernel.org