NULL Pointer Dereference Affecting kernel-rt-devel package, versions <0:5.14.0-427.13.1.el9_4


Severity

Recommended
0.0
high
0
10

Based on AlmaLinux security rating

    Threat Intelligence

    EPSS
    0.04% (6th percentile)

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  • Snyk ID SNYK-ALMALINUX9-KERNELRTDEVEL-8339373
  • published 4 Nov 2024
  • disclosed 30 Apr 2024

How to fix?

Upgrade AlmaLinux:9 kernel-rt-devel to version 0:5.14.0-427.13.1.el9_4 or higher.
This issue was patched in ALSA-2024:2394.

NVD Description

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

A null pointer dereference flaw was found in the hugetlbfs_fill_super function in the Linux kernel hugetlbfs (HugeTLB pages) functionality. This issue may allow a local user to crash the system 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

4.4 medium
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Red Hat

6.6 medium