CVE-2016-6241

Published on: 03/07/2017 12:00:00 AM UTC

Last Modified on: 03/23/2021 11:27:11 PM UTC

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

Certain versions of Openbsd from Openbsd contain the following vulnerability:

Integer overflow in the amap_alloc1 function in OpenBSD 5.8 and 5.9 allows local users to execute arbitrary code with kernel privileges via a large size value.

  • CVE-2016-6241 has been assigned by [email protected] to track the vulnerability - currently rated as HIGH severity.

CVSS3 Score: 7.8 - HIGH

Attack
Vector
Attack
Complexity
Privileges
Required
User
Interaction
LOCAL LOW LOW NONE
Scope Confidentiality
Impact
Integrity
Impact
Availability
Impact
UNCHANGED HIGH HIGH HIGH

CVSS2 Score: 7.2 - HIGH

Access
Vector
Access
Complexity
Authentication
LOCAL LOW NONE
Confidentiality
Impact
Integrity
Impact
Availability
Impact
COMPLETE COMPLETE COMPLETE

CVE References

Description Tags Link
OpenBSD 5.9 Errata Release Notes
www.openbsd.org
text/html
URL Logo CONFIRM www.openbsd.org/errata59.html
OpenBSD 5.8 Errata Release Notes
www.openbsd.org
text/html
URL Logo CONFIRM www.openbsd.org/errata58.html
OpenBSD Multiple Memory Corruption and Denial of Service Vulnerabilities cve.report (archive)
text/html
URL Logo BID 91805
OpenBSD sys_mmap() Resource Bug Lets Local Users Cause Denial of Service Conditions on the Target System - SecurityTracker www.securitytracker.com
text/html
URL Logo SECTRACK 1036318
oss-security - Multiple Bugs in OpenBSD Kernel Mailing List
Third Party Advisory
www.openwall.com
text/html
URL Logo MLIST [oss-security] 20160714 Multiple Bugs in OpenBSD Kernel
oss-security - Re: Multiple Bugs in OpenBSD Kernel Exploit
Mailing List
Third Party Advisory
www.openwall.com
text/html
URL Logo MLIST [oss-security] 20160717 ReL Multiple Bugs in OpenBSD Kernel

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
Operating
System
OpenbsdOpenbsd5.8AllAllAll
Operating
System
OpenbsdOpenbsd5.9AllAllAll
Operating
System
OpenbsdOpenbsd5.8AllAllAll
Operating
System
OpenbsdOpenbsd5.9AllAllAll
  • cpe:2.3:o:openbsd:openbsd:5.8:*:*:*:*:*:*:*:
  • cpe:2.3:o:openbsd:openbsd:5.9:*:*:*:*:*:*:*:
  • cpe:2.3:o:openbsd:openbsd:5.8:*:*:*:*:*:*:*:
  • cpe:2.3:o:openbsd:openbsd:5.9:*:*:*:*:*:*:*: