What’s Vulnerable › Vulnerabilities
CVE-2016-4569
- Severity: medium (CVSS 5.5 v3.0)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.8% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2016-05-23 · updated 2026-06-17
- Weakness: CWE-200
Description
The snd_timer_user_params function in sound/core/timer.c in the Linux kernel through 4.6 does not initialize a certain data structure, which allows local users to obtain sensitive information from kernel stack memory via crafted use of the ALSA timer interface.
Affected products
- Canonical Ubuntu Linux: 12.04, 14.04, 15.10, 16.04
- Linux kernel: through 4.6
- Novell Suse Linux Enterprise Debuginfo: 11.0-sp4
- Novell Suse Linux Enterprise Desktop: 12.0, 12.0-sp1
- Novell Suse Linux Enterprise Live Patching: 12.0
- Novell Suse Linux Enterprise Module For Public Cloud: 12.0
- Novell Suse Linux Enterprise Real Time Extension: 12.0-sp1
- Novell Suse Linux Enterprise Server: 11.0-extra, 11.0-sp4, 12.0, 12.0-sp1
- Novell Suse Linux Enterprise Software Development Kit: 11.0-sp4, 12.0, 12.0-sp1
- Novell Suse Linux Enterprise Workstation Extension: 12.0, 12.0-sp1
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cec8f96e49d9be372fdb0c3836dcf31ec71e457e
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00056.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html
- http://rhn.redhat.com/errata/RHSA-2016-2574.html
- http://rhn.redhat.com/errata/RHSA-2016-2584.html
- http://www.debian.org/security/2016/dsa-3607
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