UBUNTU-CVE-2020-36773
Dashboard / Vulnerabilities / UBUNTU-CVE-2020-36773
Summary:
Details: Artifex Ghostscript before 9.53.0 has an out-of-bounds write and use-after-free in devices/vector/gdevtxtw.c (for txtwrite) because a single character code in a PDF document can map to more than one Unicode code point (e.g., for a ligature).
References: https://ubuntu.com/security/CVE-2020-36773, https://github.com/ArtifexSoftware/ghostpdl-downloads/releases/tag/gs9530, https://www.cve.org/CVERecord?id=CVE-2020-36773
Affected packages
Package
Name: ghostscript
Purl: pkg:deb/ubuntu/[email protected]~dfsg-5ubuntu4.11?arch=source&distro=focal
Affected ranges
Type: ECOSYSTEM
Events:
Introduced- 0
Fixed -9.50~dfsg-5ubuntu4.11
Affected versions
9.27~dfsg+0-0ubuntu3
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
