Ubuntu 23.04 USN-6408-1: Risk of Denial of Service via LibXpm

A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 23.04 - Ubuntu 22.04 LTS - Ubuntu 20.04 LTS Summary: Several security issues were fixed in libXpm. Software Description: - libxpm: X11 pixmap library Details: Yair Mizrahi discovered that libXpm incorrectly handled certain malformed XPM image files. If a user were tricked into opening a specially crafted XPM image file, a remote attacker could possibly use this issue to consume memory, leading to a denial of service. (CVE-2023-43786) Yair Mizrahi discovered that libXpm incorrectly handled certain malformed XPM image files. If a user were tricked into opening a specially crafted XPM image file, a remote attacker could use this issue to cause libXpm to crash, leading to a denial of service, or possibly execute arbitrary code. (CVE-2023-43787) Alan Coopersmith discovered that libXpm incorrectly handled certain malformed XPM image files. If a user were tricked into openin...