CVE-2014-4652

2014-07-0300:00:00

ubuntu.com

cve-2014-4652

linux kernel

alsa control

race condition

sensitive information

access control

CVSS2

1.9

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

EPSS

Percentile

10.1%

JSON

Race condition in the tlv handler functionality in the
snd_ctl_elem_user_tlv function in sound/core/control.c in the ALSA control
implementation in the Linux kernel before 3.15.2 allows local users to
obtain sensitive information from kernel memory by leveraging
/dev/snd/controlCX access.

Bugs

<https://launchpad.net/bugs/1339294>

Notes

Author	Note
jdstrand	android kernels (goldfish, grouper, maguro, mako and manta) are not supported on the Ubuntu Touch 13.10 preview kernels android kernels (flo, goldfish, grouper, maguro, mako and manta) are not supported on the Ubuntu Touch 14.04 preview kernels linux-lts-saucy no longer receives official support linux-lts-quantal no longer receives official support

OSVersionArchitecturePackageVersionFilename
ubuntu10.04noarchlinux< 2.6.32-65.131UNKNOWN
ubuntu12.04noarchlinux< 3.2.0-68.102UNKNOWN
ubuntu14.04noarchlinux< 3.13.0-35.62UNKNOWN
ubuntu12.04noarchlinux-armadaxp< 3.2.0-1637.54UNKNOWN
ubuntu10.04noarchlinux-ec2< 2.6.32-369.85UNKNOWN
ubuntu12.04noarchlinux-lts-trusty< 3.13.0-35.62~precise1UNKNOWN
ubuntu12.04noarchlinux-ti-omap4< 3.2.0-1452.72UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	10.04	noarch	linux	< 2.6.32-65.131	UNKNOWN
ubuntu	12.04	noarch	linux	< 3.2.0-68.102	UNKNOWN
ubuntu	14.04	noarch	linux	< 3.13.0-35.62	UNKNOWN
ubuntu	12.04	noarch	linux-armadaxp	< 3.2.0-1637.54	UNKNOWN
ubuntu	10.04	noarch	linux-ec2	< 2.6.32-369.85	UNKNOWN
ubuntu	12.04	noarch	linux-lts-trusty	< 3.13.0-35.62~precise1	UNKNOWN
ubuntu	12.04	noarch	linux-ti-omap4	< 3.2.0-1452.72	UNKNOWN