CVE-2015-8744

medium

Description

QEMU (aka Quick Emulator) built with a VMWARE VMXNET3 paravirtual NIC emulator support is vulnerable to crash issue. It occurs when a guest sends a Layer-2 packet smaller than 22 bytes. A privileged (CAP_SYS_RAWIO) guest user could use this flaw to crash the QEMU process instance resulting in DoS.

References

https://bugzilla.redhat.com/show_bug.cgi?id=1270871

http://www.openwall.com/lists/oss-security/2016/01/04/6

http://www.openwall.com/lists/oss-security/2016/01/04/3

http://www.securityfocus.com/bid/79821

https://security.gentoo.org/glsa/201602-01

http://www.securitytracker.com/id/1034576

http://www.debian.org/security/2016/dsa-3471

http://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=a7278b36fcab9af469563bd7b

Details

Source: MITRE

Published: 2016-12-29

Updated: 2023-02-13

Type: CWE-20

Risk Information

CVSS v2

Base Score: 2.1

Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 3.9

Severity: LOW

CVSS v3

Base Score: 5.5

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

Impact Score: 3.6

Exploitability Score: 1.8

Severity: MEDIUM