CVE-2014-4652: Canonical Ubuntu Linux

Low severity, CVSS 1.9. EPSS: 0.3% chance of exploitation in the next 30 days.

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.

Affected products

• Canonical Ubuntu Linux: version 12.04 only
• Linux Linux Kernel: before 3.15.2 (fixed in 3.15.2)
• Red Hat Enterprise Linux Desktop: version 6.0 only
• Red Hat Enterprise Linux Server: version 6.0 only
• Red Hat Enterprise Linux Workstation: version 6.0 only
• Suse Linux Enterprise Server: version 10 only

Published 2014-07-03. Last modified 2026-06-17.