Double Free Affecting virt:rhel/qemu-kvm-core package, versions <15:6.2.0-53.module+el8.10.0+22268+f82ccd96


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.28% (20th percentile)

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  • Snyk IDSNYK-RHEL8-VIRT-6594641
  • published10 Apr 2024
  • disclosed4 Apr 2024

Introduced: 4 Apr 2024

CVE-2024-3446  (opens in a new tab)
CWE-415  (opens in a new tab)

How to fix?

Upgrade RHEL:8 virt:rhel/qemu-kvm-core to version 15:6.2.0-53.module+el8.10.0+22268+f82ccd96 or higher.
This issue was patched in RHSA-2024:6964.

NVD Description

Note: Versions mentioned in the description apply only to the upstream virt:rhel/qemu-kvm-core package and not the virt:rhel/qemu-kvm-core package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

A double free vulnerability was found in QEMU virtio devices (virtio-gpu, virtio-serial-bus, virtio-crypto), where the mem_reentrancy_guard flag insufficiently protects against DMA reentrancy issues. This issue could allow a malicious privileged guest user to crash the QEMU process on the host, resulting in a denial of service or allow arbitrary code execution within the context of the QEMU process on the host.

CVSS Base Scores

version 3.1