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This repository was archived by the owner on Feb 14, 2023. It is now read-only.
This repository was archived by the owner on Feb 14, 2023. It is now read-only.

Program received signal SIGFPE, Arithmetic exception.  #107

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@fouzhe

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@fouzhe

Hi, all. This malformed lepton file can cause crash.

Program received signal SIGFPE, Arithmetic exception. This is the input file.

Program received signal SIGFPE, Arithmetic exception.
0x00007ffff7bcb269 in raise (sig=8) at ../sysdeps/unix/sysv/linux/pt-raise.c:35
35	in ../sysdeps/unix/sysv/linux/pt-raise.c

Here is the gdb information:

(gdb) bt
#0  raise (sig=8) at ../sysdeps/unix/sysv/linux/pt-raise.c:31
#1  0x0000000000426e63 in validateAndCompress (reader=<optimized out>,
    writer=<optimized out>, header=..., header_size=<optimized out>,
    start_byte=<optimized out>, end_byte=<optimized out>,
    validation_exit_code=<optimized out>, lepton_data=<optimized out>,
    argc=<optimized out>, argv=<optimized out>, is_permissive=<optimized out>,
    is_socket=<optimized out>, permissive_jpeg_return=<optimized out>)
    at src/lepton/validation.cc:170
#2  0x0000000000410bfa in process_file (reader=<optimized out>,
    writer=<optimized out>, max_file_size=<optimized out>,
    force_zlib0=<optimized out>) at src/lepton/jpgcoder.cc:1607
#3  0x000000000040f7cc in app_main (argc=<optimized out>, argv=<optimized out>)
    at src/lepton/jpgcoder.cc:946
#4  0x00007ffff6f6f830 in __libc_start_main (main=0x4268e0 <main(int, char**)>,
    argc=3, argv=0x7fffffffe428, init=<optimized out>, fini=<optimized out>,
    rtld_fini=<optimized out>, stack_end=0x7fffffffe418) at ../csu/libc-start.c:291
#5  0x0000000000403169 in _start ()

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