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5.5
QEMU virtio-crypto device allows guest OS to crash host system
CVE-2025-14876
Summary
A security flaw in QEMU's virtio-crypto device can allow a malicious guest operating system to cause the QEMU process to crash, resulting in a denial of service for the host system. This is a serious issue that requires immediate attention. Affected users should update their QEMU installation to the latest version to fix this vulnerability.
Original title
A flaw was found in the virtio-crypto device of QEMU. A malicious guest operating system can exploit a missing length limit in the AKCIPHER path, leading to uncontrolled memory allocation. This can...
Original description
A flaw was found in the virtio-crypto device of QEMU. A malicious guest operating system can exploit a missing length limit in the AKCIPHER path, leading to uncontrolled memory allocation. This can result in a denial of service (DoS) on the host system by causing the QEMU process to terminate unexpectedly.
nvd CVSS3.1
5.5
Vulnerability type
CWE-770
Allocation of Resources Without Limits
Published: 18 Feb 2026 · Updated: 11 Mar 2026 · First seen: 6 Mar 2026