CVE-2021-47373 Affecting kernel-tools-debuginfo package, versions <0:4.18.0-553.16.1.el8_10


Severity

Recommended
high

Based on Rocky Linux security rating

    Threat Intelligence

    EPSS
    0.04% (12th percentile)

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  • Snyk ID SNYK-ROCKY8-KERNELTOOLSDEBUGINFO-7781956
  • published 22 Aug 2024
  • disclosed 21 May 2024

How to fix?

Upgrade Rocky-Linux:8 kernel-tools-debuginfo to version 0:4.18.0-553.16.1.el8_10 or higher.
This issue was patched in RLSA-2024:5101.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-tools-debuginfo package and not the kernel-tools-debuginfo package as distributed by Rocky-Linux. See How to fix? for Rocky-Linux:8 relevant fixed versions and status.

In the Linux kernel, the following vulnerability has been resolved:

irqchip/gic-v3-its: Fix potential VPE leak on error

In its_vpe_irq_domain_alloc, when its_vpe_init() returns an error, there is an off-by-one in the number of VPEs to be freed.

Fix it by simply passing the number of VPEs allocated, which is the index of the loop iterating over the VPEs.

[maz: fixed commit message]

CVSS Scores

version 3.1
Expand this section

Red Hat

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

SUSE

3.3 low