CVE-2016-6136
medium
CVSS v3
4.7
CVSS v4 NEW
โ
VIR risk
4.7
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.
Predictions
Exploit likelihood
47%
Patch ETA
โ
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or โ if you've already worked around this in production โ publish your fix to the community-verified tier.
โ Propose a mitigation on Community โ Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 4.7.2-1 |
| debian | bullseye | fixed | 4.7.2-1 |
| debian | forky | fixed | 4.7.2-1 |
| debian | sid | fixed | 4.7.2-1 |
| debian | trixie | fixed | 4.7.2-1 |
| linux-kernel | affected | |
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=43761473c254b45883a64441dd0bc85a42f3645c
- http://rhn.redhat.com/errata/RHSA-2016-2574.html
- http://rhn.redhat.com/errata/RHSA-2016-2584.html
- http://rhn.redhat.com/errata/RHSA-2017-0307.html
- http://www.securityfocus.com/archive/1/538835/30/0/threaded
- http://www.securityfocus.com/bid/91558
- https://bugzilla.kernel.org/show_bug.cgi?id=120681
- https://bugzilla.redhat.com/show_bug.cgi?id=1353533
- https://github.com/linux-audit/audit-kernel/issues/18
- https://github.com/torvalds/linux/commit/43761473c254b45883a64441dd0bc85a42f3645c
- https://source.android.com/security/bulletin/2016-11-01.html
- https://www.suse.com/security/cve/CVE-2016-6136.html
- https://security-tracker.debian.org/tracker/CVE-2016-6136
CWEs
CWE-362
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.