Saitoha: >> Libsixel Security Vulnerabilities
libsixel 1.8.6 suffers from a Heap Use After Free vulnerability in in libsixel/src/dither.c:388.
CVSS Score
8.8
EPSS Score
0.003
Published
2022-04-08
stb_image.h (aka the stb image loader) 2.19, as used in libsixel and other products, has a reachable assertion in stbi__create_png_image_raw.
CVSS Score
5.5
EPSS Score
0.001
Published
2022-03-26
In libsixel 1.8.6, sixel_encoder_output_without_macro (called from sixel_encoder_encode_frame in encoder.c) has a double free.
CVSS Score
6.5
EPSS Score
0.002
Published
2022-02-19
Libsixel 1.8.2 contains a heap-based buffer overflow in the dither_func_fs function in tosixel.c.
CVSS Score
8.8
EPSS Score
0.004
Published
2021-09-17
Libsixel 1.8.3 contains a heap-based buffer overflow in the sixel_encode_highcolor function in tosixel.c.
CVSS Score
8.8
EPSS Score
0.004
Published
2021-09-17
An issue in the dither.c component of libsixel prior to v1.8.4 allows attackers to cause a denial of service (DOS) via a crafted PNG file.
CVSS Score
6.5
EPSS Score
0.004
Published
2021-09-14
An invalid read in the stb_image.h component of libsixel prior to v1.8.5 allows attackers to cause a denial of service (DOS) via a crafted PSD file.
CVSS Score
6.5
EPSS Score
0.004
Published
2021-09-14
Libsixel prior to v1.8.3 contains a stack buffer overflow in the function gif_process_raster at fromgif.c.
CVSS Score
6.5
EPSS Score
0.009
Published
2021-09-14
A heap-based buffer overflow in the sixel_encoder_output_without_macro function in encoder.c of Libsixel 1.8.4 allows attackers to cause a denial of service (DOS) via converting a crafted PNG file into Sixel format.
CVSS Score
6.5
EPSS Score
0.003
Published
2021-08-10
Buffer Overflow in the "sixel_encoder_encode_bytes" function of Libsixel v1.8.6 allows attackers to cause a Denial of Service (DoS).
CVSS Score
7.5
EPSS Score
0.004
Published
2021-04-14