The my_skip_input_data_fn function in imagew-jpeg.c in libimageworsener.a in ImageWorsener 1.3.1 allows remote attackers to cause a denial of service (infinite loop) via a crafted image.

The lzw_add_to_dict function in imagew-gif.c in libimageworsener.a in ImageWorsener 1.3.1 allows remote attackers to cause a denial of service (infinite loop) via a crafted image.

The iw_process_cols_to_intermediate function in imagew-main.c in libimageworsener.a in ImageWorsener before 1.3.1 allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted image.

The bmpr_read_uncompressed function in imagew-bmp.c in libimageworsener.a in ImageWorsener before 1.3.1 allows remote attackers to cause a denial of service (memory consumption) via a crafted image.

libimageworsener.a in ImageWorsener before 1.3.1 has "left shift cannot be represented in type int" undefined behavior issues, which might allow remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted image, related to imagew-bmp.c and imagew-util.c.

The iwgif_read_image function in imagew-gif.c in libimageworsener.a in ImageWorsener 1.3.0 allows remote attackers to cause a denial of service (divide-by-zero error and application crash) via a crafted file.

The iw_read_gif_file function in imagew-gif.c in libimageworsener.a in ImageWorsener 1.3.0 allows remote attackers to consume an amount of available memory via a crafted file.

The read_next_pam_token function in imagew-pnm.c in libimageworsener.a in ImageWorsener 1.3.0 allows remote attackers to cause a denial of service (stack-based buffer over-read) via a crafted file.

The iwmiffr_convert_row32 function in imagew-miff.c in libimageworsener.a in ImageWorsener 1.3.0 allows remote attackers to cause a denial of service (heap-based buffer over-read) via a crafted file.

The iw_read_bmp_file function in imagew-bmp.c in libimageworsener.a in ImageWorsener 1.3.0 allows remote attackers to consume an amount of available memory via a crafted file.