Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: fcgi (UTSA-2026-005213)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005213 advisory. FastCGI fcgi2 aka fcgi 2.x through 2.4.4 has an integer overflow and resultant heap-based buffer overflow via crafted nameLen or valueLen values in data to the IPC...

perl-fcgi: FCGI versions 0.44 through 0.82, for Perl, include a vulnerable version of the FastCGI fcgi2 (aka fcgi) library

A flaw was found in the FCGI library. In affected versions, specially crafted nameLen or valueLen values in data sent to the IPC socket may result in a heap-based buffer overflow, which can cause an application crash or other undefined behavior. This occurs in ReadParams in fcgiapp.c...