CVE-2016-6522: Integer Overflow
Published Mar 7, 2017
·Updated
Integer overflow in the uvmmapisavail function in uvm/uvmmap.c in OpenBSD 5.9 allows local users to cause a denial of service (kernel panic) via a crafted mmap call, which triggers the new mapping to overlap with an existing mapping.
Affected Software
1 affected component
OpenBSD OpenBSD=5.9
Remediation
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-2016-6522?
CVE-2016-6522 has been classified as a high severity vulnerability due to its potential to cause a kernel panic.
2
How do I fix CVE-2016-6522?
To fix CVE-2016-6522, apply the relevant security patch provided by OpenBSD for version 5.9.
3
What type of attack does CVE-2016-6522 enable?
CVE-2016-6522 enables a local denial of service attack that can lead to a kernel panic.
4
Which versions of OpenBSD are affected by CVE-2016-6522?
CVE-2016-6522 affects OpenBSD version 5.9.
5
Can CVE-2016-6522 be exploited remotely?
CVE-2016-6522 cannot be exploited remotely as it requires local user access to exploit the vulnerability.