CVE-2020-27818: Buffer Overflow
Published Nov 26, 2020
·Updated
A flaw was found in the checkchunkname() function of pngcheck-2.4.0. An attacker able to pass a malicious file to be processed by pngcheck could cause a temporary denial of service, posing a low risk to application availability.
Other sources
A global buffer overflow was discovered in checkchunkname function in pngcheck-2.4.0 via a crafted png file.
Reference:
https://bugzilla.redhat.com/showbug.cgi?id=1897485
— Red Hat
Affected Software
8 affected components
libpng Pngcheck=2.4.0
Fedoraproject Extra Packages For Enterprise Linux=7.0
Fedoraproject Extra Packages For Enterprise Linux=8.0
Fedoraproject Fedora=31
Fedoraproject Fedora=32
Fedoraproject Fedora=33
Fedoraproject Fedora=34
Debian Debian Linux=9.0
Event History
Nov 26, 2020
Data Sourced
03:16 PM
DescriptionSeverityAffected Software
Dec 8, 2020
CVE Published
via MITRE·12:04 AM
Data Sourced
via MITRE·12:04 AM
DescriptionWeakness