CVE-2026-43384CRITICAL 9.8EPSS p36.2%

CVE-2026-43384CVE-2026-43384

Description

In the Linux kernel, the following vulnerability has been resolved: net/tcp-ao: Fix MAC comparison to be constant-time To prevent timing attacks, MACs need to be compared in constant time. Use the appropriate helper function for this.

Scoring

CVSS 3.19.8 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS0.46% probability of exploitation · percentile 36.2% · 2026-06-19T12:03:05Z
Published2026-05-08
Last modified2026-05-26

References

  1. https://git.kernel.org/stable/c/080b0e210088296dd50d6637c06c1db14246adfe
  2. https://git.kernel.org/stable/c/67edfec516d30d3e62925c397be4a1e5185802fc
  3. https://git.kernel.org/stable/c/8be6ed64966da48b6c4726918f106c18742a5125
  4. https://git.kernel.org/stable/c/a269cbdc442f8658bca35383e34b9d0b0ff95a1c

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