CVE-2016-6136

Description

Race condition in the audit_log_single_execve_arg function in kernel/auditsc.c in the Linux kernel through 4.7 allows local users to bypass intended character-set restrictions or disrupt system-call auditing by changing a certain string, aka a "double fetch" vulnerability.

Category

4.7
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.02%
Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/bid/91558 vdb entry
https://github.com/linux-audit/audit-kernel/issues/18 patch issue tracking
http://rhn.redhat.com/errata/RHSA-2016-2584.html vendor advisory
http://rhn.redhat.com/errata/RHSA-2016-2574.html vendor advisory
https://github.com/torvalds/linux/commit/43761473c254b45883a64441dd0bc85a42f3645c patch issue tracking
https://bugzilla.kernel.org/show_bug.cgi?id=120681 issue tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1353533 issue tracking
https://source.android.com/security/bulletin/2016-11-01.html
http://www.securityfocus.com/archive/1/538835/30/0/threaded mailing list third party advisory vdb entry
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=43761473c254b45883a64441dd0bc85a42f3645c patch issue tracking
http://rhn.redhat.com/errata/RHSA-2017-0307.html vendor advisory

Frequently Asked Questions

What is the severity of CVE-2016-6136?
CVE-2016-6136 has been scored as a medium severity vulnerability.
How to fix CVE-2016-6136?
To fix CVE-2016-6136, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2016-6136 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2016-6136 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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