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Race Condition Affecting kernel-debug-modules-extra package, versions <0:5.14.0-70.17.1.el9_0

Severity

 Recommended
0.0
high
0
10

Based on AlmaLinux security rating

    Threat Intelligence

    EPSS
    0.05% (18th percentile)

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  • Snyk ID SNYK-ALMALINUX9-KERNELDEBUGMODULESEXTRA-5639574
  • published 28 May 2023
  • disclosed 1 Jul 2022
Report a new vulnerability Found a mistake?

Introduced: 1 Jul 2022

CVE-2022-1729 Open this link in a new tab
CWE-362 Open this link in a new tab

How to fix?

Upgrade AlmaLinux:9 kernel-debug-modules-extra to version 0:5.14.0-70.17.1.el9_0 or higher.
This issue was patched in ALSA-2022:5249.

NVD Description

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

A race condition was found the Linux kernel in perf_event_open() which can be exploited by an unprivileged user to gain root privileges. The bug allows to build several exploit primitives such as kernel address information leak, arbitrary execution, etc.

CVSS Scores

version 3.1
Expand this section

NVD

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

SUSE

8.2 high
Expand this section

Red Hat

7.4 high