Vulnerabilities (CVE)

Filtered by vendor Saitoha Subscribe
Total 48 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2020-21050 1 Saitoha 1 Libsixel 2026-06-17 4.3 MEDIUM 6.5 MEDIUM
Libsixel prior to v1.8.3 contains a stack buffer overflow in the function gif_process_raster at fromgif.c.
CVE-2020-21049 1 Saitoha 1 Libsixel 2026-06-17 4.3 MEDIUM 6.5 MEDIUM
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.
CVE-2020-21048 1 Saitoha 1 Libsixel 2026-06-17 4.3 MEDIUM 6.5 MEDIUM
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.
CVE-2020-19668 1 Saitoha 1 Libsixel 2026-06-17 4.3 MEDIUM 6.5 MEDIUM
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.
CVE-2020-11721 1 Saitoha 1 Libsixel 2026-06-17 4.3 MEDIUM 6.5 MEDIUM
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.
CVE-2019-3574 1 Saitoha 1 Libsixel 2026-06-17 6.8 MEDIUM 7.8 HIGH
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.
CVE-2019-3573 1 Saitoha 1 Libsixel 2026-06-17 4.3 MEDIUM 5.5 MEDIUM
In libsixel v1.8.2, there is an infinite loop in the function sixel_decode_raw_impl() in the file fromsixel.c, as demonstrated by sixel2png.
CVE-2019-20205 1 Saitoha 1 Libsixel 2026-06-17 6.8 MEDIUM 8.8 HIGH
libsixel 1.8.4 has an integer overflow in sixel_frame_resize in frame.c.
CVE-2019-20140 1 Saitoha 1 Libsixel 2026-06-17 6.8 MEDIUM 8.8 HIGH
An issue was discovered in libsixel 1.8.4. There is a heap-based buffer overflow in the function gif_out_code at fromgif.c.
CVE-2019-20094 1 Saitoha 1 Libsixel 2026-06-17 6.8 MEDIUM 8.8 HIGH
An issue was discovered in libsixel 1.8.4. There is a heap-based buffer overflow in the function gif_init_frame at fromgif.c.
CVE-2019-20024 1 Saitoha 1 Libsixel 2026-06-17 4.3 MEDIUM 6.5 MEDIUM
A heap-based buffer overflow was discovered in image_buffer_resize in fromsixel.c in libsixel before 1.8.4.
CVE-2019-20023 1 Saitoha 1 Libsixel 2026-06-17 4.3 MEDIUM 6.5 MEDIUM
A memory leak was discovered in image_buffer_resize in fromsixel.c in libsixel 1.8.4.
CVE-2019-20022 1 Saitoha 1 Libsixel 2026-06-17 4.3 MEDIUM 6.5 MEDIUM
An invalid memory address dereference was discovered in load_pnm in frompnm.c in libsixel before 1.8.3.
CVE-2019-19778 1 Saitoha 1 Libsixel 2026-06-17 6.8 MEDIUM 8.8 HIGH
An issue was discovered in libsixel 1.8.2. There is a heap-based buffer over-read in the function load_sixel at loader.c.
CVE-2019-19777 2 Nothings, Saitoha 2 Stb Image.h, Libsixel 2026-06-17 6.8 MEDIUM 8.8 HIGH
stb_image.h (aka the stb image loader) 2.23, as used in libsixel and other products, has a heap-based buffer over-read in stbi__load_main.
CVE-2019-19638 1 Saitoha 1 Libsixel 2026-06-17 7.5 HIGH 9.8 CRITICAL
An issue was discovered in libsixel 1.8.2. There is a heap-based buffer overflow in the function load_pnm at frompnm.c, due to an integer overflow.
CVE-2019-19637 1 Saitoha 1 Libsixel 2026-06-17 7.5 HIGH 9.8 CRITICAL
An issue was discovered in libsixel 1.8.2. There is an integer overflow in the function sixel_decode_raw_impl at fromsixel.c.
CVE-2019-19636 1 Saitoha 1 Libsixel 2026-06-17 7.5 HIGH 9.8 CRITICAL
An issue was discovered in libsixel 1.8.2. There is an integer overflow in the function sixel_encode_body at tosixel.c.
CVE-2019-19635 1 Saitoha 1 Libsixel 2026-06-17 7.5 HIGH 9.8 CRITICAL
An issue was discovered in libsixel 1.8.2. There is a heap-based buffer overflow in the function sixel_decode_raw_impl at fromsixel.c.
CVE-2019-11024 1 Saitoha 1 Libsixel 2026-06-17 4.3 MEDIUM 5.5 MEDIUM
The load_pnm function in frompnm.c in libsixel.a in libsixel 1.8.2 has infinite recursion.