🛡️ CVE-2024-25744 — linux-kernel

🟠 CVSS 8.8 — High ✅ No Known Exploit CWE-693 NVD
8.8
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

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.

How this vulnerability can be exploited

This issue can be reached with local access to the system, attack complexity is low, an attacker needs low-level privileges on the target. No user interaction is required. The scope is changed, meaning a successful attack can affect components beyond the vulnerable one. Rated impact: confidentiality high, integrity high, availability high.

Weakness class

CVE-2024-25744 is classified as CWE-693: Protection Mechanism Failure. A protection exists but does not cover the case at hand, so it can be worked around.

Affected software

CVE-2024-25744 is recorded against 1 package.

  • linux-kernel (fixed in 6.6.7)

Timeline and source

Published on 12 February 2024 and last revised on 17 June 2026. No public exploit is currently recorded for this entry. A vendor advisory or fix has been published. Record sourced from NVD.

References

cdn.kernel.org
git.kernel.org
cdn.kernel.org
git.kernel.org
security.netapp.com

CVE-2024-25744 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Details

Severity HIGH
CVSS Score 8.8
CVSS Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CWE CWE-693
Public Exploit ✅ No
Source NVD
Published 2024-02-12
Updated 2026-08-11
Modified 2026-06-17

Affected Packages

Software From version Fixed in
linux-kernel — 6.6.7

Similar Threats

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