CVE-2024-3446

Qemu: virtio: dma reentrancy issue leads to double free vulnerability

Published Apr 9, 2024 CVSS 3.1 · 8.2 High EPSS < 1% KEV · Not listed
Description
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.

Remediation

Vendor Workaround

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.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2024-32033 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.
Ubuntu USN Ubuntu USN USN-7744-1 QEMU vulnerabilities
Ubuntu USN Ubuntu USN USN-8412-1 QEMU vulnerabilities
History
Type Values Removed Values Added
CPEs cpe:/a:redhat:enterprise_linux:9
Type Values Removed Values Added
CPEs cpe:/a:redhat:enterprise_linux:8
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
CPEs cpe:/o:redhat:enterprise_linux:8 cpe:/a:redhat:enterprise_linux:8::appstream
cpe:/a:redhat:enterprise_linux:8::crb
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
redhat
Published
Updated
May 2, 2025, 11:02 PM
Reserved
Apr 8, 2024, 7:32 AM
Status
Deferred
Published
Apr 9, 2024, 8:15 PM
Modified
Jun 17, 2026, 7:44 AM
Severity
Moderate
Public date
Apr 4, 2024, 12:00 AM