CVE-2026-11979

A flaw was found in libxml2, specifically within the xmlcatalog utility when operating in shell mode. An attacker can exploit multiple stack-based buffer overflows by providing an excessively long input line. This leads to memory corruption, which may cause the application to crash or potentially...

Linux Distros Unpatched Vulnerability : CVE-2026-11979

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - libxml2 is vulnerable to multiple stack-based buffer overflows in the xmlcatalog utility when running in --shell mode. The usershell function processes user inp...