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CVE-2016-9806 Detail

Description

Race condition in the netlink_dump function in net/netlink/af_netlink.c in the Linux kernel before 4.6.3 allows local users to cause a denial of service (double free) or possibly have unspecified other impact via a crafted application that makes sendmsg system calls, leading to a free operation associated with a new dump that started earlier than anticipated.


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=92964c79b357efd980812c4de5c1fd2ec8bb5520 Patch  Vendor Advisory 
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=92964c79b357efd980812c4de5c1fd2ec8bb5520 Patch  Vendor Advisory 
http://lists.openwall.net/netdev/2016/05/15/69 Mailing List  Third Party Advisory 
http://lists.openwall.net/netdev/2016/05/15/69 Mailing List  Third Party Advisory 
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.6.3 Release Notes  Vendor Advisory 
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.6.3 Release Notes  Vendor Advisory 
http://www.openwall.com/lists/oss-security/2016/12/03/4 Mailing List  Patch  Third Party Advisory 
http://www.openwall.com/lists/oss-security/2016/12/03/4 Mailing List  Patch  Third Party Advisory 
http://www.securityfocus.com/bid/94653 Third Party Advisory  VDB Entry 
http://www.securityfocus.com/bid/94653 Third Party Advisory  VDB Entry 
http://www.securitytracker.com/id/1037968 Third Party Advisory  VDB Entry 
http://www.securitytracker.com/id/1037968 Third Party Advisory  VDB Entry 
https://access.redhat.com/errata/RHSA-2017:1842 Third Party Advisory 
https://access.redhat.com/errata/RHSA-2017:1842 Third Party Advisory 
https://access.redhat.com/errata/RHSA-2017:2077 Third Party Advisory 
https://access.redhat.com/errata/RHSA-2017:2077 Third Party Advisory 
https://access.redhat.com/errata/RHSA-2017:2669 Third Party Advisory 
https://access.redhat.com/errata/RHSA-2017:2669 Third Party Advisory 
https://bugzilla.redhat.com/show_bug.cgi?id=1401502 Issue Tracking  Patch 
https://bugzilla.redhat.com/show_bug.cgi?id=1401502 Issue Tracking  Patch 
https://github.com/torvalds/linux/commit/92964c79b357efd980812c4de5c1fd2ec8bb5520 Patch  Third Party Advisory 
https://github.com/torvalds/linux/commit/92964c79b357efd980812c4de5c1fd2ec8bb5520 Patch  Third Party Advisory 
https://source.android.com/security/bulletin/2017-03-01.html Third Party Advisory 
https://source.android.com/security/bulletin/2017-03-01.html Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') cwe source acceptance level NIST  
CWE-415 Double Free cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

9 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-9806
NVD Published Date:
12/28/2016
NVD Last Modified:
11/20/2024
Source:
MITRE