CVE-2020-35506

 

Published at: - 28-05-2021 01:15

Last modified: - 31-08-2022 09:22

Total changes: - 5

Description

A use-after-free vulnerability was found in the am53c974 SCSI host bus adapter emulation of QEMU in versions before 6.0.0 during the handling of the 'Information Transfer' command (CMD_TI). This flaw allows a privileged guest user to crash the QEMU process on the host, resulting in a denial of service or potential code execution with the privileges of the QEMU process.

Common Vulnerability Scoring System (CVSS)

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

 

Verification logic

 

Reference

• [oss-security] 20210416 QEMU: ESP security fixes-Mailing List, Third Party Advisory
• https://www.openwall.com/lists/oss-security/2021/04/16/3
• https://bugzilla.redhat.com/show_bug.cgi?id=1909996
• https://security.netapp.com/advisory/ntap-20210713-0006/
• GLSA-202208-27-Third Party Advisory

 

Keywords

NVD

 

CVE-2020-35506

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures