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libsixel vulnerabilities and exploits
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7.8
CVSSv3
CVE-2019-3574
In libsixel v1.8.2, there is a heap-based buffer over-read in the function load_jpeg() in the file loader.c, as demonstrated by img2sixel.
Libsixel Project Libsixel 1.8.2
7.8
CVSSv3
CVE-2018-19762
There is a heap-based buffer overflow at fromsixel.c (function: image_buffer_resize) in libsixel 1.8.2 that will cause a denial of service or possibly unspecified other impact.
Libsixel Project Libsixel 1.8.2
9.8
CVSSv3
CVE-2019-19636
An issue exists in libsixel 1.8.2. There is an integer overflow in the function sixel_encode_body at tosixel.c.
Libsixel Project Libsixel 1.8.2
8.8
CVSSv3
CVE-2019-19778
An issue exists in libsixel 1.8.2. There is a heap-based buffer over-read in the function load_sixel at loader.c.
Libsixel Project Libsixel 1.8.2
8.8
CVSSv3
CVE-2019-20140
An issue exists in libsixel 1.8.4. There is a heap-based buffer overflow in the function gif_out_code at fromgif.c.
Libsixel Project Libsixel 1.8.4
7.5
CVSSv3
CVE-2018-14072
libsixel 1.8.1 has a memory leak in sixel_decoder_decode in decoder.c, image_buffer_resize in fromsixel.c, and sixel_decode_raw in fromsixel.c.
Libsixel Project Libsixel 1.8.1
6.5
CVSSv3
CVE-2022-29977
There is an assertion failure error in stbi__jpeg_huff_decode, stb_image.h:1894 in libsixel img2sixel 1.8.6. Remote attackers could leverage this vulnerability to cause a denial-of-service via a crafted JPEG file.
Libsixel Project Libsixel 1.8.6
6.5
CVSSv3
CVE-2022-29978
There is a floating point exception error in sixel_encoder_do_resize, encoder.c:633 in libsixel img2sixel 1.8.6. Remote attackers could leverage this vulnerability to cause a denial-of-service via a crafted JPEG file.
Libsixel Project Libsixel 1.8.6
6.5
CVSSv3
CVE-2020-11721
load_png in loader.c in libsixel.a in libsixel 1.8.6 has an uninitialized pointer leading to an invalid call to free, which can cause a denial of service.
Libsixel Project Libsixel 1.8.6
6.5
CVSSv3
CVE-2020-19668
Unverified indexs into the array lead to out of bound access in the gif_out_code function in fromgif.c in libsixel 1.8.6.
Libsixel Project Libsixel 1.8.6
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
SSTI
CVE-2024-35863
CVE-2024-35910
man-in-the-middle
CVE-2024-35912
CVE-2024-25742
LFI
CVE-2024-32002
CVE-2024-22120
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