PT-2016-4940 · Qemu+5 · Qemu+5

Laszlo Ersek · Published 2016-01-22 · Updated 2024-06-15 · CVE-2016-1981

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 an infinite loop that could occur while processing data via transmit or receive descriptors in QEMU, specifically when the initial receive/transmit descriptor head is set outside the allocated descriptor buffer. A privileged user inside a guest could exploit this to crash the QEMU instance, 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

Infinite Loop

Weakness Enumeration

CWE-835

Related Identifiers

ALT-PU-2016-1565

CESA-2016_2585

CVE-2016-1981

DSA-3469-1

DSA-3470-1

DSA-3471-1

MGASA-2016-0176

OPENSUSE-SU-2016_0914-1

OPENSUSE-SU-2016_0995-1

OPENSUSE-SU-2016_1750-1

OPENSUSE-SU-2016_2494-1

OPENSUSE-SU-2024:10196-1

RHSA-2016:2585

RHSA-2016_2585

SUSE-SU-2016:0873-1

SUSE-SU-2016:0955-1

SUSE-SU-2016:1154-1

SUSE-SU-2016:1318-1

SUSE-SU-2016:1560-1

SUSE-SU-2016:1698-1

SUSE-SU-2016:1703-1

SUSE-SU-2016:1745-1

SUSE-SU-2016:1785-1

USN-2891-1

Affected Products

Alt Linux

Centos

Qemu

Red Hat

Suse

Ubuntu

References · 554

• https://osv.dev/vulnerability/DEBIAN-CVE-2016-1981 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2016:0955-1 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8504 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2016-1981 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8745 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1714 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8743 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-6835 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8666 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2016:1703-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2016:1560-1 · Vendor Advisory
• https://bdu.fstec.ru/vul/2017-01032 · Security Note
• https://osv.dev/vulnerability/DSA-3470-1 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2198 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2858 · Security Note