Multiple vulnerabilities have been discovered in Composer, the worst of which can lead to arbitrary code execution.
Composer is a dependency manager for PHP. URLs for Mercurial repositories in the root composer.json and package source download URLs are not sanitized correctly. Specifically crafted URL values allow code to be executed in the HgDriver if hg/Mercurial is installed on the system. The impact to Composer users directly is limited as the composer.json file is typically under their own control and source download URLs can only be supplied by third party Composer repositories they explicitly trust to download…
Multiple vulnerabilities have been discovered in GPL Ghostscript, the worst of which can lead to execution of arbitrary code.
Multiple vulnerabilities have been discovered in PAM, the worst of which could lead to privilege escalation.