CVE-2026-31628 Affecting kernel-uek-modules package, versions <0:5.15.0-320.202.8.2.el9uek


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.02% (7th percentile)

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  • Snyk IDSNYK-ORACLE9-KERNELUEKMODULES-16692076
  • published14 May 2026
  • disclosed24 Apr 2026

Introduced: 24 Apr 2026

CVE-2026-31628  (opens in a new tab)

How to fix?

Upgrade Oracle:9 kernel-uek-modules to version 0:5.15.0-320.202.8.2.el9uek or higher.
This issue was patched in ELSA-2026-50261.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-uek-modules package and not the kernel-uek-modules package as distributed by Oracle. See How to fix? for Oracle:9 relevant fixed versions and status.

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

x86/CPU: Fix FPDSS on Zen1

Zen1's hardware divider can leave, under certain circumstances, partial results from previous operations. Those results can be leaked by another, attacker thread.

Fix that with a chicken bit.

CVSS Base Scores

version 3.1