1.9 Low
CVSS2
Attack Vector
LOCAL
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:L/AC:M/Au:N/C:N/I:P/A:N
4.7 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N
4.7 Medium
AI Score
Confidence
High
0.0004 Low
EPSS
Percentile
5.1%
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 βdouble fetchβ vulnerability.
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=43761473c254b45883a64441dd0bc85a42f3645c
rhn.redhat.com/errata/RHSA-2016-2574.html
rhn.redhat.com/errata/RHSA-2016-2584.html
rhn.redhat.com/errata/RHSA-2017-0307.html
www.securityfocus.com/archive/1/538835/30/0/threaded
www.securityfocus.com/bid/91558
bugzilla.kernel.org/show_bug.cgi?id=120681
bugzilla.redhat.com/show_bug.cgi?id=1353533
github.com/linux-audit/audit-kernel/issues/18
github.com/torvalds/linux/commit/43761473c254b45883a64441dd0bc85a42f3645c
source.android.com/security/bulletin/2016-11-01.html
1.9 Low
CVSS2
Attack Vector
LOCAL
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:L/AC:M/Au:N/C:N/I:P/A:N
4.7 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N
4.7 Medium
AI Score
Confidence
High
0.0004 Low
EPSS
Percentile
5.1%