Package: x264 Version: 2:0.148.2748+git97eaef2-1 Severity: normal Dear Maintainer,
Running x264 with the attached poc file raises a NULL dereference crash. Following gdb log shows the program resulting in segfault. jason@debian-amd64-stretch:~/report/debian-latest/x264$ gdb x264 -q Reading symbols from x264...(no debugging symbols found)...done. (gdb) run -o output.264 poc_null Starting program: /usr/bin/x264 -o output.264 poc_null [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". Program received signal SIGSEGV, Segmentation fault. 0x00007ffff6abad0b in ?? () from /usr/lib/x86_64-linux-gnu/libavformat.so.57 (gdb) x/i $rip => 0x7ffff6abad0b: mov (%rdx,%rax,8),%rdx (gdb) info reg rax rdx rax 0x0 0 rdx 0x0 0 (gdb) where #0 0x00007ffff6abad0b in ?? () from /usr/lib/x86_64-linux-gnu/libavformat.so.57 #1 0x00007ffff6b3e2fd in ?? () from /usr/lib/x86_64-linux-gnu/libavformat.so.57 #2 0x00007ffff6b3f020 in ?? () from /usr/lib/x86_64-linux-gnu/libavformat.so.57 #3 0x00007ffff6b40101 in av_read_frame () from /usr/lib/x86_64-linux-gnu/libavformat.so.57 #4 0x00007ffff6dfe74f in ?? () from /usr/lib/x86_64-linux-gnu/libffms2.so.4 #5 0x00007ffff6df8a19 in FFMS_DoIndexing2 () from /usr/lib/x86_64-linux-gnu/libffms2.so.4 #6 0x000055555556b58c in ?? () #7 0x000055555555c93d in ?? () #8 0x00007ffff462d2e1 in __libc_start_main (main=0x55555555a030, argc=4, argv=0x7fffffffe618, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffffffe608) at ../csu/libc-start.c:291 #9 0x000055555555cb3a in ?? () -- System Information: Debian Release: 9.1 APT prefers stable-updates APT policy: (500, 'stable-updates'), (500, 'stable') Architecture: amd64 (x86_64) Kernel: Linux 4.9.0-3-amd64 (SMP w/1 CPU core) Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8), LANGUAGE=en_US:en (charmap=UTF-8) Shell: /bin/sh linked to /bin/dash Init: systemd (via /run/systemd/system) Versions of packages x264 depends on: ii libavcodec57 7:3.2.10-1~deb9u1 ii libavformat57 7:3.2.10-1~deb9u1 ii libavutil55 7:3.2.10-1~deb9u1 ii libc6 2.24-11+deb9u3 ii libffms2-4 2.23-1 ii libgpac4 0.5.2-426-gc5ad4e4+dfsg5-3+b1 ii libswscale4 7:3.2.10-1~deb9u1 ii libx264-148 2:0.148.2748+git97eaef2-1 ii zlib1g 1:1.2.8.dfsg-5 x264 recommends no packages. x264 suggests no packages. -- no debconf information
poc_null
Description: Binary data