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CVE-2016-9794 Detail

Description

Race condition in the snd_pcm_period_elapsed function in sound/core/pcm_lib.c in the ALSA subsystem in the Linux kernel before 4.7 allows local users to cause a denial of service (use-after-free) or possibly have unspecified other impact via a crafted SNDRV_PCM_TRIGGER_START command.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=3aa02cb664c5fb1042958c8d1aa8c35055a2ebc4 Patch  Vendor Advisory 
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00057.html Third Party Advisory 
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00062.html Third Party Advisory 
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00072.html Third Party Advisory 
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00075.html Third Party Advisory 
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00081.html Third Party Advisory 
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00088.html Third Party Advisory 
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00091.html Third Party Advisory 
http://rhn.redhat.com/errata/RHSA-2016-2574.html Third Party Advisory 
http://www.openwall.com/lists/oss-security/2016/12/03/2 Mailing List  Patch 
http://www.securityfocus.com/bid/94654 Third Party Advisory  VDB Entry 
https://bugzilla.redhat.com/show_bug.cgi?id=1401494 Issue Tracking 
https://github.com/torvalds/linux/commit/3aa02cb664c5fb1042958c8d1aa8c35055a2ebc4 Patch  Vendor Advisory 
https://patchwork.kernel.org/patch/8752621/ Issue Tracking 
https://source.android.com/security/bulletin/2017-05-01 Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-416 Use After Free cwe source acceptance level NIST  
CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

8 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-9794
NVD Published Date:
12/28/2016
NVD Last Modified:
01/17/2023
Source:
MITRE