PT-2016-3956 · Qemu+1 · Qemu+1

Qinghao Tang · Published 2016-05-30 · Updated 2020-11-10 · CVE-2015-8701

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

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

Description The issue is caused by an off-by-one error in the tx consume routine when processing transmit descriptors with more than the allowed number of fragments. This can be exploited by a privileged user inside a guest to cause memory leakage on the host or crash the QEMU process instance, resulting in a denial of service issue.

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

DoS

Weakness Enumeration

CWE-193

Related Identifiers

ALT-PU-2016-1565

CVE-2015-8701

Affected Products

Alt Linux

Qemu

References · 39

• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2198 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8701 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1922 · Security Note
• https://bdu.fstec.ru/vul/2017-01031 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8567 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2392 · Security Note
• https://lists.gnu.org/archive/html/qemu-devel/2015-12/msg04629.html · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2197 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2538 · 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
• https://security.gentoo.org/glsa/201602-01 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8619 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2858 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2857 · Security Note