Vulnerability Details : CVE-2016-6136
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.
Products affected by CVE-2016-6136
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2016-6136
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 6 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-6136
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
1.9
|
LOW | AV:L/AC:M/Au:N/C:N/I:P/A:N |
3.4
|
2.9
|
NIST | |
|
4.7
|
MEDIUM | CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N |
1.0
|
3.6
|
NIST |
CWE ids for CVE-2016-6136
-
The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-6136
-
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=43761473c254b45883a64441dd0bc85a42f3645c
kernel/git/torvalds/linux.git - Linux kernel source treeIssue Tracking;Patch
-
http://rhn.redhat.com/errata/RHSA-2016-2574.html
RHSA-2016:2574 - Security Advisory - Red Hat Customer Portal
-
https://bugzilla.kernel.org/show_bug.cgi?id=120681
120681 – Double-Fetch bug in Linux-4.6/kernel/auditsc.cIssue Tracking
-
http://rhn.redhat.com/errata/RHSA-2017-0307.html
RHSA-2017:0307 - Security Advisory - Red Hat Customer Portal
-
https://bugzilla.redhat.com/show_bug.cgi?id=1353533
1353533 – (CVE-2016-6136) CVE-2016-6136 kernel: Race condition vulnerability in execve argv argumentsIssue Tracking
-
http://www.securityfocus.com/archive/1/538835/30/0/threaded
SecurityFocusThird Party Advisory;VDB Entry
-
http://www.securityfocus.com/bid/91558
Linux Kernel CVE-2016-6136 Local Information Disclosure Vulnerability
-
https://github.com/torvalds/linux/commit/43761473c254b45883a64441dd0bc85a42f3645c
audit: fix a double fetch in audit_log_single_execve_arg() · torvalds/linux@4376147 · GitHubIssue Tracking;Patch
-
https://github.com/linux-audit/audit-kernel/issues/18
BUG: fix double fetch in audit_log_single_execve_arg() · Issue #18 · linux-audit/audit-kernel · GitHubIssue Tracking;Patch
-
https://source.android.com/security/bulletin/2016-11-01.html
Android Security Bulletin—November 2016 | Android Open Source Project
-
http://rhn.redhat.com/errata/RHSA-2016-2584.html
RHSA-2016:2584 - Security Advisory - Red Hat Customer Portal
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