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src/file_jpg.c: fix potential out of bound read access

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This commit is contained in:
Christophe Grenier 2014-03-16 19:24:14 +01:00
parent 1500416a58
commit 96ed018176
1 changed files with 2 additions and 1 deletions
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src/file_jpg.c
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@ -1203,7 +1203,8 @@ static void jpg_check_picture(file_recovery_t *file_recovery)
src->file_size_max=file_recovery->file_size; src->file_size_max=file_recovery->file_size;
} }
/* Image is very big, skip some tests */ /* Image is very big, skip some tests */
if(jpeg_session.output_height * jpeg_session.row_stride > 500 * 1024 * 1024) if((uint64_t)jpeg_session.output_height * jpeg_session.row_stride > 500 * 1024 * 1024 ||
jpeg_session.output_height<9)
jpeg_session.flags=0; jpeg_session.flags=0;
/* 0x100/2=0x80, medium value */ /* 0x100/2=0x80, medium value */
if(jpeg_session.flags==0) if(jpeg_session.flags==0)