CVE-2016-2191: Buffer Overflow
Published Apr 13, 2016
·Updated
The bmpreadrows function in pngxtern/pngxrbmp.c in OptiPNG before 0.7.6 allows remote attackers to cause a denial of service (invalid memory write and crash) via a series of delta escapes in a crafted BMP image.
Affected Software
8 affected components
OptiPNG OptiPNG=0.7.2
Canonical Ubuntu Linux=12.04
Canonical Ubuntu Linux=14.04
Canonical Ubuntu Linux=15.04
Debian Debian Linux=7.0
Debian Debian Linux=8.0
openSUSE Leap=42.1
openSUSE openSUSE=13.2
Remediation
Patch Available
Event History
Apr 13, 2016
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-2016-2191?
CVE-2016-2191 has a severity rating classified as high due to its potential to cause denial of service.
2
How do I fix CVE-2016-2191?
To mitigate CVE-2016-2191, upgrade OptiPNG to version 0.7.6 or later.
3
Which software is affected by CVE-2016-2191?
CVE-2016-2191 affects OptiPNG versions prior to 0.7.6 as well as specific versions of Ubuntu and Debian.
4
What kind of attack does CVE-2016-2191 enable?
CVE-2016-2191 allows remote attackers to exploit a crafted BMP image leading to a denial of service.
5
Is CVE-2016-2191 exploitable over a network?
Yes, CVE-2016-2191 can be exploited via crafted BMP images sent over the network.