9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.2 High
AI Score
Confidence
Low
0.001 Low
EPSS
Percentile
26.1%
Issue Overview:
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). (CVE-2020-36773)
Affected Packages:
ghostscript
Note:
This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.
Issue Correction:
Run yum update ghostscript to update your system.
New Packages:
aarch64:
ghostscript-9.25-5.amzn2.0.9.aarch64
libgs-9.25-5.amzn2.0.9.aarch64
libgs-devel-9.25-5.amzn2.0.9.aarch64
ghostscript-gtk-9.25-5.amzn2.0.9.aarch64
ghostscript-cups-9.25-5.amzn2.0.9.aarch64
ghostscript-debuginfo-9.25-5.amzn2.0.9.aarch64
i686:
ghostscript-9.25-5.amzn2.0.9.i686
libgs-9.25-5.amzn2.0.9.i686
libgs-devel-9.25-5.amzn2.0.9.i686
ghostscript-gtk-9.25-5.amzn2.0.9.i686
ghostscript-cups-9.25-5.amzn2.0.9.i686
ghostscript-debuginfo-9.25-5.amzn2.0.9.i686
noarch:
ghostscript-doc-9.25-5.amzn2.0.9.noarch
src:
ghostscript-9.25-5.amzn2.0.9.src
x86_64:
ghostscript-9.25-5.amzn2.0.9.x86_64
libgs-9.25-5.amzn2.0.9.x86_64
libgs-devel-9.25-5.amzn2.0.9.x86_64
ghostscript-gtk-9.25-5.amzn2.0.9.x86_64
ghostscript-cups-9.25-5.amzn2.0.9.x86_64
ghostscript-debuginfo-9.25-5.amzn2.0.9.x86_64
Red Hat: CVE-2020-36773
Mitre: CVE-2020-36773
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Amazon Linux | 2 | aarch64 | ghostscript | < 9.25-5.amzn2.0.9 | ghostscript-9.25-5.amzn2.0.9.aarch64.rpm |
Amazon Linux | 2 | aarch64 | libgs | < 9.25-5.amzn2.0.9 | libgs-9.25-5.amzn2.0.9.aarch64.rpm |
Amazon Linux | 2 | aarch64 | libgs-devel | < 9.25-5.amzn2.0.9 | libgs-devel-9.25-5.amzn2.0.9.aarch64.rpm |
Amazon Linux | 2 | aarch64 | ghostscript-gtk | < 9.25-5.amzn2.0.9 | ghostscript-gtk-9.25-5.amzn2.0.9.aarch64.rpm |
Amazon Linux | 2 | aarch64 | ghostscript-cups | < 9.25-5.amzn2.0.9 | ghostscript-cups-9.25-5.amzn2.0.9.aarch64.rpm |
Amazon Linux | 2 | aarch64 | ghostscript-debuginfo | < 9.25-5.amzn2.0.9 | ghostscript-debuginfo-9.25-5.amzn2.0.9.aarch64.rpm |
Amazon Linux | 2 | i686 | ghostscript | < 9.25-5.amzn2.0.9 | ghostscript-9.25-5.amzn2.0.9.i686.rpm |
Amazon Linux | 2 | i686 | libgs | < 9.25-5.amzn2.0.9 | libgs-9.25-5.amzn2.0.9.i686.rpm |
Amazon Linux | 2 | i686 | libgs-devel | < 9.25-5.amzn2.0.9 | libgs-devel-9.25-5.amzn2.0.9.i686.rpm |
Amazon Linux | 2 | i686 | ghostscript-gtk | < 9.25-5.amzn2.0.9 | ghostscript-gtk-9.25-5.amzn2.0.9.i686.rpm |
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.2 High
AI Score
Confidence
Low
0.001 Low
EPSS
Percentile
26.1%