libidn2-devel vulnerabilities (Red Hat)

2 vulnerabilities.

• libidn2-devel Red Hat GNU libidn before 1.44 is prone to out-of-bounds reads of uninitialized memory in the ToUnicode... CVE-2026-57053 Fix available 4.0 MediumJune 23, 2026
• libidn2-devel Red Hat idn2_to_ascii_4i in lib/lookup.c in GNU libidn2 before 2.1.1 has a heap-based buffer overflow via... CVE-2019-18224 Fix available 9.8 CriticalOctober 21, 2019