libX11 XkbGetMap Reply Heap-based Buffer Overflow. (CVE-2026-88806) Out-of-bounds read vulnerability in libX11's XIM (X Input Method) attribute parser. (CVE-2026-94283) Out-of-bounds read vulnerability in libX11's XIM trigger-keyregistration parser.registration parser. (CVE-2026-94284) Out-of-bounds read in libX11's byte-oriented codeset parser. (CVE-2026-94285)