CVE-2016-6136

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Summary

CVECVE-2016-6136
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2016-08-06 20:59:06 UTC
Updated2026-05-06 22:30:45 UTC
DescriptionRace 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.

Risk And Classification

Primary CVSS: v3.0 4.7 MEDIUM from [email protected]

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

Problem Types: CWE-362 | n/a

VersionSourceTypeScoreSeverityVector
3.0[email protected]Primary4.7MEDIUMCVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N
2.0[email protected]Primary1.9AV:L/AC:M/Au:N/C:N/I:P/A:N

CVSS v3.0 Breakdown

Attack Vector
Local
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
None

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

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Medium
Authentication
None
Confidentiality
None
Integrity
Partial
Availability
None

AV:L/AC:M/Au:N/C:N/I:P/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Bug 1353533 – CVE-2016-6136 kernel: Race condition vulnerability in execve argv arguments af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Issue Tracking
BUG: fix double fetch in audit_log_single_execve_arg() · Issue #18 · linux-audit/audit-kernel · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Issue Tracking, Patch
kernel/git/torvalds/linux.git - Linux kernel source tree af854a3a-2127-422b-91ae-364da2661108 git.kernel.org Issue Tracking, Patch
Android Security Bulletin—November 2016 | Android Open Source Project af854a3a-2127-422b-91ae-364da2661108 source.android.com
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com
SecurityFocus af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Third Party Advisory, VDB Entry
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com
audit: fix a double fetch in audit_log_single_execve_arg() · torvalds/linux@4376147 · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Issue Tracking, Patch
Linux Kernel CVE-2016-6136 Local Information Disclosure Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
120681 – Double-Fetch bug in Linux-4.6/kernel/auditsc.c af854a3a-2127-422b-91ae-364da2661108 bugzilla.kernel.org Issue Tracking
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 378258 Virtuozzo Linux Security Update for kernel-headers (VZLSA-2017:0307)

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