Use After Free Affecting kernel-devel-matched package, versions <0:5.14.0-162.6.1.el9_1


Severity

Recommended
medium

Based on Oracle Linux security rating

    Threat Intelligence

    EPSS
    0.04% (6th percentile)

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  • Snyk ID SNYK-ORACLE9-KERNELDEVELMATCHED-3138100
  • published 22 Nov 2022
  • disclosed 16 May 2022

How to fix?

Upgrade Oracle:9 kernel-devel-matched to version 0:5.14.0-162.6.1.el9_1 or higher.
This issue was patched in ELSA-2022-8267.

NVD Description

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

A use-after-free flaw was found in the Linux kernel’s Atheros wireless adapter driver in the way a user forces the ath9k_htc_wait_for_target function to fail with some input messages. This flaw allows a local user to crash or potentially escalate their privileges on the system.

CVSS Scores

version 3.1
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NVD

7.8 high
  • Attack Vector (AV)
    Local
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    High
  • Integrity (I)
    High
  • Availability (A)
    High
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SUSE

7 high
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Red Hat

7 high