Vigil@nce - Ghostscript: privilege escalation via LockSafetyParams
January 2019 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/offer
SYNTHESIS OF THE VULNERABILITY
Impacted products: Debian, openSUSE Leap, RHEL, SUSE Linux
Enterprise Desktop, SLES, Ubuntu.
Severity: 2/4.
Consequences: data reading, data creation/edition.
Provenance: document.
Confidence: confirmed by the editor (5/5).
Creation date: 28/11/2018.
DESCRIPTION OF THE VULNERABILITY
An attacker can bypass restrictions via LockSafetyParams of
Ghostscript, in order to escalate his privileges.
ACCESS TO THE COMPLETE VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/Ghostscript-privilege-escalation-via-LockSafetyParams-27887