CVE Database›CVE-2024-47676

CVE-2024-47676

kernel: mm/hugetlb.c: fix UAF of vma in hugetlb fault pathway

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Severity

Moderate

Red Hat Product Security

7.8

CVSS 3.1

Review impact separately from score.

Published · October 21, 2024

Updated · September 13, 2026

Description

A flaw was found in the Linux kernel. This vulnerability, a Use-After-Free (UAF) in the huge page (hugetlb) fault pathway, allows a Virtual Memory Area (VMA) to be freed while still in use. A local attacker with low privileges could exploit this to cause a system crash (denial of service), access sensitive information, or potentially gain elevated privileges.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.

CVSS / CWE

CVSS 3.1 · 7.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CWE-416 · Use After Free