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CVE-2026-64077

netfilter: ebtables: move to two-stage removal scheme

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 6.6.160, 6.12.114, 6.18.34, 7.0.11
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: ebtables: move to two-stage removal scheme Like previous patches for x_tables, follow same pattern in ebtables. We can't reuse xt helpers: ebt_table struct layout is incompatible. table->ops assignment is now done while still holding the ebt mutex to make sure we never expose partially-filled table struct.

Timeline

  1. CVE published
  2. CISA SSVC assessment

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

  3. Record last updated

Affected versions

  • Linux Linux

    From 87663c39f898b18905499126548da61450628682 · fixed in 6fe4c808b6cdb405ed64ea6e740d557bba3d7745; From 87663c39f898b18905499126548da61450628682 · fixed in f34e5a674afe743d1af80684d64b511f40a5c35d; From 87663c39f898b18905499126548da61450628682 · fixed in 739d5dac7b2da44a756aa4d758ee3f1ccf5a27f1; From 87663c39f898b18905499126548da61450628682 · fixed in ef395579a7631a06d61969fc712eb80402231b89; From 87663c39f898b18905499126548da61450628682 · fixed in b7f0544d86d439cb946515d2ef6a0a75e8626710

  • Linux Linux

    5.15

  • KernelLinux

    From 5.15.0 · fixed in 6.6.160; From 6.7.0 · fixed in 6.12.114; From 6.13.0 · fixed in 6.18.34; From 6.19.0 · fixed in 7.0.11

References 5

git.kernel.org