CVE-2026-93807 Affecting kernel-uek64k-devel package, versions <0:6.12.0-207.111.5.1.el9uek


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.17% (7th percentile)

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  • Snyk IDSNYK-ORACLE9-KERNELUEK64KDEVEL-20614955
  • published8 Oct 2026
  • disclosed24 Sept 2026

Introduced: 24 Sep 2026

CVE-2026-93807  (opens in a new tab)

How to fix?

Upgrade Oracle:9 kernel-uek64k-devel to version 0:6.12.0-207.111.5.1.el9uek or higher.
This issue was patched in ELSA-2026-500374.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-uek64k-devel package and not the kernel-uek64k-devel 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:

wifi: rsi: avoid reading TKIP MIC keys for non-TKIP ciphers

rsi_hal_load_key() copies tx_mic_key and rx_mic_key from data[16] and data[24] whenever key data is present. Those offsets are only part of the 32-byte TKIP key layout. Shorter keys used by other ciphers, such as CCMP, do not provide those bytes, so the unconditional copies can read past the supplied key buffer.

Only copy the MIC keys for TKIP, and reject malformed TKIP keys that are shorter than the expected 32-byte layout.

[drop useless length check]

CVSS Base Scores

version 3.1