CVE-2016-6136

MEDIUM

Linux kernel <4.7 - Info Disclosure

Title source: llm

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.

References (11)

[Issue Tracking, Patch] http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=43761473c254b45883a64441dd0bc85a42f3645c

[Vendor Advisory] http://rhn.redhat.com/errata/RHSA-2016-2574.html

[Vendor Advisory] http://rhn.redhat.com/errata/RHSA-2016-2584.html

[Vendor Advisory] http://rhn.redhat.com/errata/RHSA-2017-0307.html

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/archive/1/538835/30/0/threaded

[Issue Tracking] https://bugzilla.kernel.org/show_bug.cgi?id=120681

[Issue Tracking] https://bugzilla.redhat.com/show_bug.cgi?id=1353533

[Issue Tracking, Patch] https://github.com/linux-audit/audit-kernel/issues/18

[Issue Tracking, Patch] https://github.com/torvalds/linux/commit/43761473c254b45883a64441dd0bc85a42f3645c

[Vendor Advisory] https://source.android.com/security/bulletin/2016-11-01.html

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/91558

Scores

CVSS v3 4.7

EPSS 0.0002

EPSS Percentile 5.3%

Attack Vector LOCAL

CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N

Classification

CWE

CWE-362

Status draft

Affected Products (1)

linux/linux_kernel < 4.7

Timeline

Published Aug 06, 2016

Tracked Since Feb 18, 2026