USN-5680-1: gThumb vulnerabilities
14 October 2022
Several security issues were fixed in gThumb.
Releases
Packages
- gthumb - image viewer and browser
Details
It was discovered that gThumb did not properly managed
memory when processing certain image files. If a user were
tricked into opening a specially crafted JPEG file, an
attacker could possibly use this issue to cause gThumb to
crash, resulting in a denial of service, or possibly
execute arbitrary code. (CVE-2019-20326)
It was discovered that gThumb did not properly handled
certain malformed image files. If a user were tricked into
opening a specially crafted JPEG file, an attacker could
possibly use this issue to cause gThumb to crash, resulting
in a denial of service. (CVE-2020-36427)
Update instructions
The problem can be corrected by updating your system to the following package versions:
Ubuntu 20.04
In general, a standard system update will make all the necessary changes.