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NULL Pointer Dereference Affecting kernel-kdump-devel package, versions <0:3.10.0-1160.118.1.el7

Severity

 Recommended
high

Based on Red Hat Enterprise Linux security rating

    Threat Intelligence

    EPSS
    0.06% (26th percentile)

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  • Snyk ID SNYK-RHEL7-KERNELKDUMPDEVEL-2964763
  • published 11 Apr 2024
  • disclosed 10 Feb 2020
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Introduced: 10 Feb 2020

CVE-2020-36558 Open this link in a new tab
CWE-476 Open this link in a new tab

How to fix?

Upgrade RHEL:7 kernel-kdump-devel to version 0:3.10.0-1160.118.1.el7 or higher.
This issue was patched in RHSA-2024:2004.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-kdump-devel package and not the kernel-kdump-devel package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

A race condition in the Linux kernel before 5.5.7 involving VT_RESIZEX could lead to a NULL pointer dereference and general protection fault.

CVSS Scores

version 3.1
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NVD

5.1 medium
  • Attack Vector (AV)
    Local
  • Attack Complexity (AC)
    High
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    High
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Red Hat

5.1 medium
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SUSE

7.8 high