VULNERABILITY INTELLIGENCE

CVE-2021-3544

CVSS score6.5 MEDIUM
EPSS probability0.44%
CISA KEVNot currently listed
Published2021-06-02
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

Description

Several memory leaks were found in the virtio vhost-user GPU device (vhost-user-gpu) of QEMU in versions up to and including 6.0. They exist in contrib/vhost-user-gpu/vhost-user-gpu.c and contrib/vhost-user-gpu/virgl.c due to improper release of memory (i.e., free) after effective lifetime.

Weakness classification

  • CWE-401: Missing Release of Memory after Effective Lifetime

Primary references