CVE-2024-3446

8.2 highEPSS 0.3%

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.

Severity

CVSS 3.1

8.2 high

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

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 23% of CVEs (scores of 2026-10-31)
CWE: CWE-415
Published: 2024-04-09
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

References

https://access.redhat.com/errata/RHSA-2024:6964
https://access.redhat.com/security/cve/CVE-2024-3446
https://bugzilla.redhat.com/show_bug.cgi?id=2274211
https://patchew.org/QEMU/20240409105537.18308-1-philmd@linaro.org/
https://access.redhat.com/security/cve/CVE-2024-3446

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