A buffer overflow in parse_pre function,ps-pdf.cxx

[WhereisDoujo]

Hello, I found a buffer overflow in parse_pre function,ps-pdf.cxx:5681

Reporter:
WhereisDoujo from Ocean University of China

test platform:
htmldoc Version ：current
OS :Kali 6.6.9-1kali1 (2024-01-08)
kernel: 6.6.9-amd64

reproduced:

(htmldoc with asan build option)
./htmldoc -f 1.pdf ./poc.html

poc:poc2.zip

[michaelrsweet]

[master 683bec5] Fix buffer overflow when handling tabs (Issue #529)