Description: ytnef is Yeraze’s TNEF Stream Reader – for winmail.dat files. The complete ASan output of the issue: # ytnefprint $FILE ==11928==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x602000001031 at pc 0x00000049df8d bp 0x7ffd1e1feb20 sp 0x7ffd1e1fe2d0 READ of size 2 at 0x602000001031 … Continue reading ytnef: heap-based buffer overflow in PrintTNEF (ytnefprint/main.c)