CVE-2020-21677

A heap-based buffer overflow in the sixelencoderoutputwithoutmacro 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...

CVE-2020-21677

A heap-based buffer overflow in the sixelencoderoutputwithoutmacro 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...

CVE-2020-21677

A heap-based buffer overflow in the sixelencoderoutputwithoutmacro 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...

Heap overflow

A heap-based buffer overflow in the sixelencoderoutputwithoutmacro 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...

CVE-2020-21677

CVE-2020-21677 describes a heap-based buffer overflow in the sixel_encoder_output_without_macro function of encoder.c in Libsixel 1.8.4. Exploitation is via converting a crafted PNG file into Sixel format, causing a denial of service. The vulnerability is documented across multiple feeds (NVD, Re...