CVE-2026-111134

libfwsi through 20260522 contains a heap out-of-bounds read vulnerability in libfwsi mtp file entry values read data() that allows attackers to read past buffer bounds via crafted MTP file entry shell items. Attackers can embed a 10 to 73 byte shell item with item data size of 44 or more in .lnk files, jump lists or shell bags to crash libfwsi consumers.