CVE-2024-25744 Affecting kernel-tools package, versions <0:4.18.0-477.55.1.el8_8


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating

    Threat Intelligence

    EPSS
    0.04% (11th percentile)

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  • Snyk ID SNYK-RHEL8-KERNELTOOLS-6750565
  • published 1 May 2024
  • disclosed 12 Feb 2024

How to fix?

Upgrade RHEL:8 kernel-tools to version 0:4.18.0-477.55.1.el8_8 or higher.
This issue was patched in RHSA-2024:2621.

NVD Description

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

In the Linux kernel before 6.6.7, an untrusted VMM can trigger int80 syscall handling at any given point. This is related to arch/x86/coco/tdx/tdx.c and arch/x86/mm/mem_encrypt_amd.c.

CVSS Scores

version 3.1
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NVD

8.8 high
  • Attack Vector (AV)
    Local
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    None
  • Scope (S)
    Changed
  • Confidentiality (C)
    High
  • Integrity (I)
    High
  • Availability (A)
    High
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Red Hat

5.6 medium
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SUSE

7.8 high