CVE-2016-6239: Input Validation
Published Mar 7, 2017
·Updated
The mmap extension MAPNOFAULT in OpenBSD 5.8 and 5.9 allows attackers to cause a denial of service (kernel panic and crash) via a large size value.
Affected Software
2 affected components
OpenBSD OpenBSD=5.8
OpenBSD OpenBSD=5.9
Event History
Mar 7, 2017
CVE Published
via MITRE·04:00 PM
Data Sourced
via MITRE·04:00 PM
Description
Frequently Asked Questions
1
What is the severity of CVE-2016-6239?
CVE-2016-6239 is classified as a denial of service vulnerability that can lead to kernel panic and crash.
2
How do I fix CVE-2016-6239?
To fix CVE-2016-6239, upgrade your OpenBSD installation to a patched version that addresses this vulnerability.
3
Which versions of OpenBSD are affected by CVE-2016-6239?
CVE-2016-6239 affects OpenBSD versions 5.8 and 5.9.
4
What is the impact of exploiting CVE-2016-6239?
Exploitation of CVE-2016-6239 can cause a denial of service through a kernel panic and system crash.
5
Is there any mitigation for CVE-2016-6239 besides updating?
There are no specific mitigations for CVE-2016-6239 other than updating to a secure version of OpenBSD.