CVE-2021-3544

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.

CVSS v3.0 6.5 MEDIUM
CVSS v2.0 2.1 LOW

6.5^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 2.0 / Impact : 4.0

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope CHANGED

2.1^/10

CVSS v2.0 : LOW

Vector : AV:L/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 3.9 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://bugzilla.redhat.com/show_bug.cgi?id=1958935	Issue Tracking
http://www.openwall.com/lists/oss-security/2021/05/31/1	Mailing List Third Party Advisory
https://security.netapp.com/advisory/ntap-20210720-0008/	Third Party Advisory
https://www.debian.org/security/2021/dsa-4980	Third Party Advisory
https://security.gentoo.org/glsa/202208-27	Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*

Information

Published : 2021-06-02 07:15

Updated : 2022-10-25 13:21

NVD link : CVE-2021-3544

Mitre link : CVE-2021-3544

JSON object : View

CWE

CWE-401

Missing Release of Memory after Effective Lifetime

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Products Affected

debian

debian_linux

qemu

qemu

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