SUSE-SU-2026:3111-1 Security update for libxml2

This update for libxml2 fixes the following issue - CVE-2026-11979: stack-based buffer overflows in the xmlcatalog utility when running in --shell mode bsc1269790...

libxml2: Fix of CVE-2026-11979

CVE-2026-11979: add bounds checks in xmlcatalog --shell usershell to prevent stack buffer overflows when parsing overly long command lines...

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...

CVE-2026-11979

libxml2 is vulnerable to multiple stack-based buffer overflows in the xmlcatalog utility when running in --shell mode. The usershell function processes user input using fixed-size stack buffers without proper bounds checking. By supplying an overly long input line, an attacker can overflow intern...

CVE-2026-11979 Stack-Based Buffer Overflow in libxml2

libxml2 is vulnerable to multiple stack-based buffer overflows in the xmlcatalog utility when running in --shell mode. The usershell function processes user input using fixed-size stack buffers without proper bounds checking. By supplying an overly long input line, an attacker can overflow intern...