CVE-2019-13164

2019-07-0300:00:00

ubuntu.com

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

4.6 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.0005 Low

EPSS

Percentile

15.7%

JSON

qemu-bridge-helper.c in QEMU 3.1 and 4.0.0 does not ensure that a network
interface name (obtained from bridge.conf or a --br=bridge option) is
limited to the IFNAMSIZ size, which can lead to an ACL bypass.

Bugs

<http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=931351>

Notes

Author	Note
sbeattie	qemu-bridge-helper.c does not exist in precise’s qemu package

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchqemu< 1:2.11+dfsg-1ubuntu7.20UNKNOWN
ubuntu19.04noarchqemu< 1:3.1+dfsg-2ubuntu3.6UNKNOWN
ubuntu19.10noarchqemu< 1:4.0+dfsg-0ubuntu9.1UNKNOWN
ubuntu14.04noarchqemu< 2.0.0+dfsg-2ubuntu1.47) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN
ubuntu16.04noarchqemu< 1:2.5+dfsg-5ubuntu10.42UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	qemu	< 1:2.11+dfsg-1ubuntu7.20	UNKNOWN
ubuntu	19.04	noarch	qemu	< 1:3.1+dfsg-2ubuntu3.6	UNKNOWN
ubuntu	19.10	noarch	qemu	< 1:4.0+dfsg-0ubuntu9.1	UNKNOWN
ubuntu	14.04	noarch	qemu	< 2.0.0+dfsg-2ubuntu1.47) Available with Ubuntu Pro or Ubuntu Pro (Infra-only	UNKNOWN
ubuntu	16.04	noarch	qemu	< 1:2.5+dfsg-5ubuntu10.42	UNKNOWN