CVE-2026-107794 ExtUtils::Typemaps::STL::List versions before 1.07 for Perl allocate a 32 GiB array on an empty list

ExtUtils::Typemaps::STL::List versions before 1.07 for Perl allocate a 32 GiB array on an empty list. The OUTPUT typemaps call avextend av, len-1 . On an empty list, this undeflows, and avextend will allocate an array with 2^32 slots, leading to memory exhaustion. Note that a similar issue was...

EUVD-2026-96315

ExtUtils::Typemaps::STL::List versions before 1.07 for Perl allocate a 32 GiB array on an empty list. The OUTPUT typemaps call avextend av, len-1 . On an empty list, this undeflows, and avextend will allocate an array with 2^32 slots, leading to memory exhaustion. Note that a similar issue was...