CVE-2021-3544
First published: Mon May 10 2021(Updated: )
Last updated 24 July 2024
Credit: secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| QEMU qemu | <=6.0.0 | |
| Debian Debian Linux | =11.0 | |
| debian/qemu | 1:5.2+dfsg-11+deb11u3 1:5.2+dfsg-11+deb11u2 1:7.2+dfsg-7+deb12u7 1:9.2.0+ds-2 |
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Reference Links
- https://security-tracker.debian.org/tracker/CVE-2021-3544
- https://security-tracker.debian.org/tracker/CVE-2021-3545
- https://security-tracker.debian.org/tracker/CVE-2021-3546
- https://lists.nongnu.org/archive/html/qemu-devel/2021-05/msg01155.html
- https://lists.nongnu.org/archive/html/qemu-devel/2021-05/msg01153.html
- https://lists.nongnu.org/archive/html/qemu-devel/2021-05/msg01151.html
- https://lists.nongnu.org/archive/html/qemu-devel/2021-05/msg01157.html
- https://lists.nongnu.org/archive/html/qemu-devel/2021-05/msg01152.html
- https://lists.nongnu.org/archive/html/qemu-devel/2021-05/msg01156.html
- https://lists.nongnu.org/archive/html/qemu-devel/2021-05/msg01158.html
- https://lists.nongnu.org/archive/html/qemu-devel/2021-05/msg01154.html
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=989042
- http://www.openwall.com/lists/oss-security/2021/05/31/1
- https://bugzilla.redhat.com/show_bug.cgi?id=1958935
- https://security.gentoo.org/glsa/202208-27
- https://security.netapp.com/advisory/ntap-20210720-0008/
- https://www.debian.org/security/2021/dsa-4980
- https://launchpad.net/bugs/cve/CVE-2021-3544
- https://lists.nongnu.org/archive/html/qemu-devel/2021-05/msg04536.html
- https://lists.nongnu.org/archive/html/qemu-devel/2021-05/msg04541.html
- https://lists.nongnu.org/archive/html/qemu-devel/2021-05/msg04534.html
- https://lists.nongnu.org/archive/html/qemu-devel/2021-05/msg04538.html
- https://lists.nongnu.org/archive/html/qemu-devel/2021-05/msg04540.html
- https://lists.nongnu.org/archive/html/qemu-devel/2021-05/msg04537.html
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1959045
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1559740
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1831271
- https://gitlab.com/qemu-project/qemu/-/commit/86dd8fac
- https://gitlab.com/qemu-project/qemu/-/commit/b9f79858
- https://gitlab.com/qemu-project/qemu/-/commit/b7afebcf
- https://gitlab.com/qemu-project/qemu/-/commit/f6091d86
- https://gitlab.com/qemu-project/qemu/-/commit/63736af5
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3544
- https://nvd.nist.gov/vuln/detail/CVE-2021-3544
- https://ubuntu.com/security/CVE-2021-3544
Frequently Asked Questions
What is CVE-2021-3544?
CVE-2021-3544 is a vulnerability in the virtio vhost-user GPU device (vhost-user-gpu) of QEMU in versions up to and including 6.0, allowing memory leaks due to improper release of memory.
How severe is CVE-2021-3544?
CVE-2021-3544 has a severity score of 6.5 (high).
Which software are affected by CVE-2021-3544?
QEMU versions up to and including 6.0, Debian Linux 11.0, and various versions of QEMU on Ubuntu and Debian are affected by CVE-2021-3544.
How can I fix CVE-2021-3544?
To fix CVE-2021-3544, users should update to the latest version of QEMU or apply the relevant security patches provided by the distribution vendor.
What is the CWE category of CVE-2021-3544?
CVE-2021-3544 is categorized under CWE-401 (Memory Leak).
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