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saitoha libsixel vulnerabilities

49 known vulnerabilities, 0 confirmed exploited in the wild (CISA KEV), 11 published in the last 12 months.

Check whether your saitoha libsixel version is affected

Latest saitoha libsixel vulnerabilities

• CVE-2026-110601 — libsixel before 1.8.7-r1 and 1.9.0 through 1.10.5 Heap Out-of-Bounds Write via GIF (CVSS 6.3)
• CVE-2026-44638 — libsixel: NULL pointer dereference (CVSS 2.5)
• CVE-2026-44637 — libsixel: integer overflow in parser (CVSS 7.1)
• CVE-2026-44636 — libsixel: integer overflow in encoder (CVSS 7.8)
• CVE-2026-33023 — libsixel: Use-after-free in load_with_gdkpixbuf() (CVSS 7.8)
• CVE-2026-33021 — libsixel: Use-after-free in sixel_encoder_encode_bytes() (CVSS 7.3)
• CVE-2026-33020 — libsixel: Integer Overflow in write_png_to_file() leads to Heap-based Buffer Overflow (CVSS 7.1)
• CVE-2026-33019 — libsixel: Integer overflow leads to Out-of-bounds Read in img2sixel (CVSS 7.1)
• CVE-2026-33018 — libsixel: Use-After-Free in load_gif() (CVSS 7.0)
• CVE-2025-61146 — (CVSS 4.0)
• CVE-2025-9300 — saitoha libsixel img2sixel encoder.c sixel_debug_print_palette stack-based overflow (CVSS 7.8)
• CVE-2022-29978 — (CVSS 6.5)
• CVE-2022-29977 — (CVSS 6.5)
• CVE-2022-27046 — (CVSS 8.8)
• CVE-2022-27044 — (CVSS 8.8)
• CVE-2022-27938 — (CVSS 5.5)
• CVE-2021-46700 — (CVSS 6.5)
• CVE-2020-21548 — (CVSS 8.8)
• CVE-2020-21547 — (CVSS 8.8)
• CVE-2020-21050 — (CVSS 6.5)
• CVE-2020-21049 — (CVSS 6.5)
• CVE-2020-21048 — (CVSS 6.5)
• CVE-2020-21677 — (CVSS 6.5)
• CVE-2020-36120 — (CVSS 7.5)
• CVE-2020-19668 — (CVSS 6.5)