CVE-2016-6136
Advisory lineage Upstream: 0 Downstream: 12
Modified
Published: 06 Aug 2016, 20:00
Last modified:06 Aug 2024, 01:22
Vulnerability Summary
Overall Risk (default)
low
19/100 CVSS Score
4.7 MEDIUM
v3.0 (nvd)
EPSS Score
0.03% LOW
0% probability +0.01%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected
Timeline
06 Aug 2016, 20:00
Published
Vulnerability first disclosed
06 Aug 2024, 01:22
Last Modified
Vulnerability information updated
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.
CVSS Metrics
- v3.0•MEDIUM•Score: 4.7CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N
- v2.0•LOW•Score: 1.9AV:L/AC:M/Au:N/C:N/I:P/A:N
EPSS Trends
Current EPSS score: 0.03%• Percentile: 10%
Techniques & Countermeasures
- CWE-362•Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
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.
Affected Systems
- linux•linux_kernel
≤ 4.7
References (11)
- http://www.securityfocus.com/bid/91558
- https://github.com/linux-audit/audit-kernel/issues/18
- http://rhn.redhat.com/errata/RHSA-2016-2584.html
- http://rhn.redhat.com/errata/RHSA-2016-2574.html
- https://github.com/torvalds/linux/commit/43761473c254b45883a64441dd0bc85a42f3645c
- https://bugzilla.kernel.org/show_bug.cgi?id=120681
- https://bugzilla.redhat.com/show_bug.cgi?id=1353533
- https://source.android.com/security/bulletin/2016-11-01.html
- http://www.securityfocus.com/archive/1/538835/30/0/threaded
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=43761473c254b45883a64441dd0bc85a42f3645c
- http://rhn.redhat.com/errata/RHSA-2017-0307.html