CVE-2020-21050

Name of the Vulnerable Software and Affected Versions Libsixel versions prior to 1.8.3

Description The issue is related to a stack buffer overflow in the gif process raster function at fromgif.c, which can be exploited by a remote attacker to cause a denial of service.

Recommendations For versions prior to 1.8.3, update to version 1.8.3 or later to resolve the issue. As a temporary workaround, consider disabling the gif process raster function until a patch is available.