GHSA-PMFR-63C2-JR5C Execution Control List (ECL) Is Insecure in Singularity

Impact The Singularity Execution Control List ECL allows system administrators to set up a policy that defines rules about what signatures must be or must not be present on a SIF container image for it to be permitted to run. In Singularity 3.x versions below 3.6.0, the following issues allow the...