In lib/mini_magick/image.rb in MiniMagick before 4.9.4, a fetched remote image filename could cause remote command execution because Image.open input is directly passed to Kernel#open, which accepts a '|' character followed by a command. Upstream commit: https://github.com/minimagick/minimagick/commit/4cd5081e58810d3394d27a67219e8e4e0445d851 References: https://github.com/minimagick/minimagick/releases/tag/v4.9.4 https://github.com/minimagick/minimagick/compare/d484786...293f9bb https://benjamin-bouchet.com/blog/vulnerabilite-dans-la-gem-mini_magick-version-4-9-4/ https://lists.debian.org/debian-lts-announce/2019/10/msg00007.html https://seclists.org/bugtraq/2019/Jul/20 https://www.debian.org/security/2019/dsa-4481
Created rubygem-mini_magick tracking bugs for this issue: Affects: fedora-all [bug 1774205]
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.