Libsixel Heap Buffer Overflow Vulnerability (CNVD-2021-99298)

libsixel is a SIXEL encoder/decoder implementation. a heap buffer overflow vulnerability exists in the ditherfuncfs function in tosixel.c in Libsixel version 1.8.2. No detailed vulnerability details are currently available...

CVE-2020-21547

Libsixel 1.8.2 contains a heap-based buffer overflow in the ditherfuncfs function in tosixel.c...

CVE-2020-21547

Libsixel 1.8.2 contains a heap-based buffer overflow in the ditherfuncfs function in tosixel.c...

CVE-2020-21547

Libsixel 1.8.2 contains a heap-based buffer overflow in the ditherfuncfs function in tosixel.c...

CVE-2020-21547

CVE-2020-21547 affects Libsixel 1.8.2, with a heap-based buffer overflow in the dither_func_fs function (tosixel.c). Multiple connected sources corroborate the flaw and link it to Libsixel 1.8.2, describing the vulnerability as a heap overflow in that code path. APTs suggest a remediation path: v...