PT-2016-5058 · Qemu+3 · Qemu+3

Zuozhi Fzz · Published 2016-02-03 · Updated 2020-11-10 · CVE-2016-2197

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 A null pointer dereference flaw exists in QEMU when built with IDE AHCI emulation support. This issue occurs during the unmapping of Frame Information Structure (FIS) and Command List Block (CLB) entries. A privileged user inside the guest could exploit this flaw to crash the QEMU process instance, resulting in a denial of service (DoS).

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

DoS

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

ALT-PU-2016-1565

CVE-2016-2197

MGASA-2016-0176

OPENSUSE-SU-2016_1750-1

SUSE-SU-2016:1703-1

USN-2891-1

Affected Products

Alt Linux

Qemu

Suse

Ubuntu

References · 180

• https://bdu.fstec.ru/vul/2017-01031 · Security Note
• https://ubuntu.com/security/CVE-2016-2197 · Vendor Advisory
• https://lists.gnu.org/archive/html/qemu-devel/2016-01/msg05742.html · Vendor Advisory
• https://ubuntu.com/security/CVE-2015-8567 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2391 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2841 · Security Note
• https://bdu.fstec.ru/vul/2017-01030 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8504 · Security Note
• 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
• https://bdu.fstec.ru/vul/2016-01066 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4037 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2016-2197 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1922 · Security Note
• https://ubuntu.com/security/CVE-2016-1568 · Vendor Advisory