How to reproduce:
echo '<U><frameset><frameset>0000000000000000000000000<button type=>000<i></button>00000000000000000000000000000000000000000000' | ./w3m -T text/html -dump
ASAN output:
ASAN:SIGSEGV
=================================================================
==3819287==ERROR: AddressSanitizer: stack-overflow on address 0x7ffd7abd6ff8 (pc 0x0000006331a5 bp 0x0000006b65e5 sp 0x7ffd7abd7000 T0)
#0 0x6331a4 (/w3m/run/w3m.afl-asan+0x6331a4)
#1 0x633330 (/w3m/run/w3m.afl-asan+0x633330)
#2 0x633330 (/w3m/run/w3m.afl-asan+0x633330)
last line repeats....
This is found by afl-fuzz.
How to reproduce:
ASAN output:
This is found by afl-fuzz.