Vulnerability Details CVE-2019-11471
libheif 1.4.0 has a use-after-free in heif::HeifContext::Image::set_alpha_channel in heif_context.h because heif_context.cc mishandles references to non-existing alpha images.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 52.0%
CVSS Severity
CVSS v3 Score 8.8
CVSS v2 Score 6.8
References