JLSEC-2025-250 libarchive through 3.7.7 has a heap-based buffer over-read in `header_gnu_longlink` in...

libarchive through 3.7.7 has a heap-based buffer over-read in headergnulonglink in archivereadsupportformattar.c via a TAR archive because it mishandles truncation in the middle of a GNU long linkname...