CVE-2021-3608

A flaw was found in the QEMU implementation of VMWare's paravirtual RDMA device in versions prior to 6.1.0. The issue occurs while handling a "PVRDMA_REG_DSRHIGH" write from the guest and may result in a crash of QEMU or cause undefined behavior due to the access of an uninitialized pointer. The highest threat from this vulnerability is to system availability.

CVSS v3.0 6.0 MEDIUM
CVSS v2.0 4.9 MEDIUM

6.0^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 1.5 / Impact : 4.0

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope CHANGED

4.9^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 3.9 / Impact : 6.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References

Link	Resource
https://lists.gnu.org/archive/html/qemu-devel/2021-06/msg07926.html	Mailing List Patch Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1973383	Issue Tracking Third Party Advisory
https://security.netapp.com/advisory/ntap-20220318-0002/	Third Party Advisory
https://security.gentoo.org/glsa/202208-27	Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html	Mailing List Third Party Advisory

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Configurations

Configuration 1 (hide)

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

Configuration 2 (hide)

OR	cpe:2.3:o:debian:debian_linux:10.0:::::::*
	cpe:2.3:o:fedoraproject:fedora:34:::::::*

Information

Published : 2022-02-24 11:15

Updated : 2022-10-26 06:29

NVD link : CVE-2021-3608

Mitre link : CVE-2021-3608

JSON object : View

CWE

CWE-824

Access of Uninitialized Pointer

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Products Affected

debian

debian_linux

fedoraproject

fedora

qemu

qemu

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