CVE-2026-32874: Missing Release of Memory after Effective Lifetime

UltraJSON is a fast JSON encoder and decoder written in pure C with bindings for Python 3.7+. Versions 5.4.0 through 5.11.0 contain an accumulating memory leak in JSON parsing large outside of the range -2^63, 2^64 - 1 integers. The leaked memory is a copy of the string form of the integer plus a...