CVE-2026-48102

7-Zip (versions 9.11–26.00) contains a heap out-of-bounds read in the UDF disc image handler (File Identifier Descriptor parser). In CFileId::Parse, after validating size and advancing to 38 + impLen + idLen, an alignment-padding loop reads up to 3 bytes past the end when (38 + impLen + idLen) % ...