PT-2016-7882 · Qemu+1 · Qemu+1

Published 2016-12-23 · Updated 2020-12-14 · CVE-2016-9923

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Qemu (affected versions not specified)

Description The issue is related to a use after free problem in Qemu when built with the 'chardev' backend support. This could happen during hotplug and unplugging of a device in the guest, allowing a guest user or process to potentially crash the Qemu process on the host, resulting in a denial of service.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

ALT-PU-2017-1043

CVE-2016-9923

Affected Products

Alt Linux

Qemu

References · 85

• https://bdu.fstec.ru/vul/2017-00076 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-8909 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9907 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2016-9923 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-7995 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-7116 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9381 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-5126 · Security Note
• https://bdu.fstec.ru/vul/2017-00068 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-8577 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-6833 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-6836 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9911 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-7161 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9104 · Security Note