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.
| Reporter | Title | Published | Views | Family All 98 |
|---|---|---|---|---|
 | CVE-2021-3544 | 2 Jun 202114:15 | – | attackerkb |
 | CVE-2021-3544 | 2 Jun 202113:30 | – | alpinelinux |
 | Astra Linux – Vulnerability in Qemu | 14 Sep 202612:01 | – | astralinux |
 | QEMU Hardware Emulation Memory Leak DoS | 21 Dec 202100:00 | – | bdu_fstec |
 | CVE-2021-3544 affecting package qemu-kvm 4.2.0-48 | 12 Jan 202509:15 | – | cbl_mariner |
 | CVE-2021-3544 | 6 Aug 202521:00 | – | circl |
 | QEMU security vulnerabilities | 31 May 202100:00 | – | cnnvd |
 | QEMU Denial of Service Vulnerability (CNVD-2021-39039) | 2 Jun 202100:00 | – | cnvd |
 | CVE-2021-3544 | 2 Jun 202113:30 | – | cve |
 | CVE-2021-3544 | 2 Jun 202113:30 | – | cvelist |
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02 Oct 2025 06:11Current
6.4Medium risk
Vulners AI Score6.4
CVSS 22.1
CVSS 3.16.5
EPSS0.00436