CVE-2026-31631HIGH 8.2EPSS p30.2%

CVE-2026-31631CVE-2026-31631

Description

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix buffer overread in rxgk_do_verify_authenticator() Fix rxgk_do_verify_authenticator() to check the buffer size before checking the nonce.

Scoring

CVSS 3.18.2 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
EPSS0.39% probability of exploitation · percentile 30.2% · 2026-06-18T12:00:27Z
Published2026-04-24
Last modified2026-04-27

Underlying weaknesses· 1

CWE-787

References

  1. https://git.kernel.org/stable/c/1c4422d8be81718ecb15d79aedff607323085201
  2. https://git.kernel.org/stable/c/794586789800b16dcbe235452494f4223ac80413
  3. https://git.kernel.org/stable/c/f564af387c8c28238f8ebc13314c589d7ba8475d

1

TypeTargetConfidenceTier
WeaknessOut-of-bounds Writecwe-7870%live

Related by meaning· 6

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.