CVE-2020-16304: Buffer Overflow
First published: Thu Aug 13 2020(Updated: )
A buffer overflow vulnerability in image_render_color_thresh() in base/gxicolor.c of Artifex Software GhostScript v9.50 allows a remote attacker to escalate privileges via a crafted eps file. This is fixed in v9.51.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/ghostscript | 9.53.3~dfsg-7+deb11u7 10.0.0~dfsg-11+deb12u4 10.0.0~dfsg-11+deb12u5 10.04.0~dfsg-1 | |
| redhat/ghostscript | <9.51 | 9.51 |
| Artifex Software Ghostscript | =9.50 | |
| Debian Debian Linux | =9.0 | |
| Debian Debian Linux | =10.0 | |
| Canonical Ubuntu Linux | =16.04 | |
| Canonical Ubuntu Linux | =18.04 | |
| Canonical Ubuntu Linux | =20.04 |
Remedy
http://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=027c546e0dd11e0526f1780a7f3c2c66acffe209
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Reference Links
- http://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=027c546e0dd11e0526f1780a7f3c2c66acffe209
- https://bugs.ghostscript.com/show_bug.cgi?id=701816
- https://lists.debian.org/debian-lts-announce/2020/08/msg00032.html
- https://security.gentoo.org/glsa/202008-20
- https://usn.ubuntu.com/4469-1/
- https://www.debian.org/security/2020/dsa-4748
- https://launchpad.net/bugs/cve/CVE-2020-16304
- http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=027c546e0dd11e0526f1780a7f3c2c66acffe209
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1870264
- https://access.redhat.com/errata/RHSA-2021:1852
- https://access.redhat.com/security/cve/cve-2020-16304
- https://bugzilla.redhat.com/show_bug.cgi?id=1870262
- https://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=027c546e0dd11e0526f1780a7f3c2c66acffe209
- https://security-tracker.debian.org/tracker/CVE-2020-16304
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16304
- https://nvd.nist.gov/vuln/detail/CVE-2020-16304
- https://ubuntu.com/security/CVE-2020-16304
Frequently Asked Questions
What is CVE-2020-16304?
CVE-2020-16304 is a buffer overflow vulnerability in Artifex Software GhostScript v9.50.
How severe is CVE-2020-16304?
CVE-2020-16304 has a severity rating of 5.5 (medium).
How does CVE-2020-16304 work?
CVE-2020-16304 allows a remote attacker to escalate privileges by exploiting a buffer overflow in the image_render_color_thresh() function.
Which software versions are affected by CVE-2020-16304?
Versions 9.50 of Artifex Software GhostScript are affected by CVE-2020-16304.
How can I fix CVE-2020-16304?
You can fix CVE-2020-16304 by updating Artifex Software GhostScript to version 9.51.
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