CVE-2014-4652
Published: 3 July 2014
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.
From the Ubuntu security team
An information leak was discovered in the control implemenation of the Advanced Linux Sound Architecture (ALSA) subsystem in the Linux kernel. A local user could exploit this flaw to obtain sensitive information from kernel memory.
Priority
Status
Package | Release | Status |
---|---|---|
linux Launchpad, Ubuntu, Debian |
upstream |
Released
(3.16~rc2)
|
Patches: Introduced by 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 |
||
linux-2.6 Launchpad, Ubuntu, Debian |
upstream |
Released
(3.16~rc2)
|
linux-armadaxp Launchpad, Ubuntu, Debian |
upstream |
Released
(3.16~rc2)
|
This package is not directly supported by the Ubuntu Security Team | ||
linux-aws Launchpad, Ubuntu, Debian |
upstream |
Released
(3.16~rc2)
|
linux-ec2 Launchpad, Ubuntu, Debian |
upstream |
Released
(3.16~rc2)
|
linux-flo Launchpad, Ubuntu, Debian |
upstream |
Released
(3.16~rc2)
|
linux-fsl-imx51 Launchpad, Ubuntu, Debian |
upstream |
Released
(3.16~rc2)
|
linux-gke Launchpad, Ubuntu, Debian |
upstream |
Released
(3.16~rc2)
|
linux-goldfish Launchpad, Ubuntu, Debian |
upstream |
Released
(3.16~rc2)
|
linux-grouper Launchpad, Ubuntu, Debian |
upstream |
Released
(3.16~rc2)
|
linux-hwe Launchpad, Ubuntu, Debian |
upstream |
Released
(3.16~rc2)
|
linux-hwe-edge Launchpad, Ubuntu, Debian |
upstream |
Released
(3.16~rc2)
|
linux-linaro-omap Launchpad, Ubuntu, Debian |
upstream |
Released
(3.16~rc2)
|
linux-linaro-shared Launchpad, Ubuntu, Debian |
upstream |
Released
(3.16~rc2)
|
linux-linaro-vexpress Launchpad, Ubuntu, Debian |
upstream |
Released
(3.16~rc2)
|
linux-lts-quantal Launchpad, Ubuntu, Debian |
upstream |
Released
(3.16~rc2)
|
This package is not directly supported by the Ubuntu Security Team | ||
linux-lts-raring Launchpad, Ubuntu, Debian |
upstream |
Released
(3.16~rc2)
|
linux-lts-saucy Launchpad, Ubuntu, Debian |
upstream |
Released
(3.16~rc2)
|
This package is not directly supported by the Ubuntu Security Team | ||
linux-lts-trusty Launchpad, Ubuntu, Debian |
upstream |
Released
(3.16~rc2)
|
linux-lts-utopic Launchpad, Ubuntu, Debian |
upstream |
Released
(3.16~rc2)
|
linux-lts-vivid Launchpad, Ubuntu, Debian |
upstream |
Released
(3.16~rc2)
|
linux-lts-wily Launchpad, Ubuntu, Debian |
upstream |
Released
(3.16~rc2)
|
linux-lts-xenial Launchpad, Ubuntu, Debian |
upstream |
Released
(3.16~rc2)
|
linux-maguro Launchpad, Ubuntu, Debian |
upstream |
Released
(3.16~rc2)
|
linux-mako Launchpad, Ubuntu, Debian |
upstream |
Released
(3.16~rc2)
|
linux-manta Launchpad, Ubuntu, Debian |
upstream |
Released
(3.16~rc2)
|
linux-mvl-dove Launchpad, Ubuntu, Debian |
upstream |
Released
(3.16~rc2)
|
linux-qcm-msm Launchpad, Ubuntu, Debian |
upstream |
Released
(3.16~rc2)
|
linux-raspi2 Launchpad, Ubuntu, Debian |
upstream |
Released
(3.16~rc2)
|
linux-snapdragon Launchpad, Ubuntu, Debian |
upstream |
Released
(3.16~rc2)
|
linux-ti-omap4 Launchpad, Ubuntu, Debian |
upstream |
Released
(3.16~rc2)
|
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 |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-4652
- https://github.com/torvalds/linux/commit/07f4d9d74a04aa7c72c5dae0ef97565f28f17b92
- https://bugzilla.redhat.com/show_bug.cgi?id=1113406
- http://www.openwall.com/lists/oss-security/2014/06/26/6
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.15.2
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=07f4d9d74a04aa7c72c5dae0ef97565f28f17b92
- https://ubuntu.com/security/notices/USN-2332-1
- https://ubuntu.com/security/notices/USN-2333-1
- https://ubuntu.com/security/notices/USN-2334-1
- https://ubuntu.com/security/notices/USN-2335-1
- https://ubuntu.com/security/notices/USN-2336-1
- https://ubuntu.com/security/notices/USN-2337-1
- NVD
- Launchpad
- Debian