What is CVE-2016-4569?

CVE-2016-4569 is a medium-severity vulnerability in Linux Linux_kernel, classified under Information Disclosure. CVSS score: 5.5/10. Published 2016-05-23.

How severe is CVE-2016-4569?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Is CVE-2016-4569 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Information disclosure in Linux Linux_kernel

CVE-2016-4569

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…

Vulnerability class: Information Disclosure

EPSS: 0.004 (58.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Linux Linux_kernel
Novell Suse_linux_enterprise_debuginfo — versions 11.0
Novell Suse_linux_enterprise_desktop — versions 12.0
Novell Suse_linux_enterprise_live_patching — versions 12.0
Novell Suse_linux_enterprise_module_for_public_cloud — versions 12.0
Novell Suse_linux_enterprise_real_time_extension — versions 12.0
Novell Suse_linux_enterprise_server — versions 11.0, 12.0
Novell Suse_linux_enterprise_software_development_kit — versions 11.0, 12.0
Novell Suse_linux_enterprise_workstation_extension — versions 12.0
Canonical Ubuntu_linux — versions 12.04, 14.04, 15.10

Weakness classification (CWE)

CWE-200 — Information Disclosure

Public proof-of-concept exploits

bcoles/kasld

References

SUSE-SU-2016:1690 (vendor-advisory, Third Party Advisory, x_refsource_SUSE)
SUSE-SU-2016:1696 (vendor-advisory, Third Party Advisory, x_refsource_SUSE)
USN-3017-1 (x_refsource_UBUNTU, vendor-advisory)
cve@mitre.org (x_refsource_CONFIRM)
SUSE-SU-2016:1985 (vendor-advisory, x_refsource_SUSE)
[oss-security] 20160509 Re: CVE Request: kernel information leak vulnerability in Linux sound module (mailing-list, x_refsource_MLIST)
USN-3017-3 (x_refsource_UBUNTU, vendor-advisory)
openSUSE-SU-2016:2184 (vendor-advisory, x_refsource_SUSE)
USN-3018-2 (x_refsource_UBUNTU, vendor-advisory)
USN-3021-2 (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)

Frequently asked questions

What is CVE-2016-4569?: CVE-2016-4569 is a medium-severity vulnerability in Linux Linux_kernel, classified under Information Disclosure. CVSS score: 5.5/10. Published 2016-05-23.
How severe is CVE-2016-4569?: Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2016-4569 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.