CVE-2020-35504

medium

Description

A NULL pointer dereference flaw was found in the SCSI emulation support of QEMU in versions before 6.0.0. This flaw allows a privileged guest user to crash the QEMU process on the host, resulting in a denial of service. The highest threat from this vulnerability is to system availability.

References

http://www.openwall.com/lists/oss-security/2021/04/16/3

https://www.openwall.com/lists/oss-security/2021/04/16/3

https://bugzilla.redhat.com/show_bug.cgi?id=1909766

https://security.netapp.com/advisory/ntap-20210713-0006/

Details

Source: MITRE

Published: 2021-05-28

Updated: 2022-05-13

Type: CWE-476

Risk Information

CVSS v2

Base Score: 2.1

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

Impact Score: 2.9

Exploitability Score: 3.9

Severity: LOW

CVSS v3

Base Score: 6

Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H

Impact Score: 4

Exploitability Score: 1.5

Severity: MEDIUM