CVE-2017-5991

Name: CVE-2017-5991
Creator: NVD / NIST
Published: 2017-02-15T06:59:00.917+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 15.18%

Last modified Jun 17, 2026

CVE-2017-5991 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. An issue was discovered in Artifex MuPDF before 1912de5f08e90af1d9d0a9791f58ba3afdb9d465. The pdf_run_xobject function in pdf-op-run.c encounters a NULL pointer dereference during a Fitz fz_paint_pixmap_with_mask painting operation. EPSS estimates a 15.18% chance of exploitation in the next 30 days.

Description

An issue was discovered in Artifex MuPDF before 1912de5f08e90af1d9d0a9791f58ba3afdb9d465. The pdf_run_xobject function in pdf-op-run.c encounters a NULL pointer dereference during a Fitz fz_paint_pixmap_with_mask painting operation. Versions 1.11 and later are unaffected.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

15.18%

96.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-476

Affected Software

Vendor	Product	Versions
Artifex	Mupdf	< 1.11
Debian	Debian Linux	8.0
Debian	Debian Linux	9.0

References

http://git.ghostscript.com/?p=mupdf.git%3Bh=1912de5f08e90af1d9d0a9791f58ba3afdb9d465
http://www.debian.org/security/2017/dsa-3797Third Party Advisory
http://www.securityfocus.com/bid/96213Broken Link
https://bugs.ghostscript.com/show_bug.cgi?id=697500Exploit, Third Party Advisory
https://security.gentoo.org/glsa/201706-08Third Party Advisory
https://www.exploit-db.com/exploits/42138/Exploit, Third Party Advisory, VDB Entry
http://git.ghostscript.com/?p=mupdf.git%3Bh=1912de5f08e90af1d9d0a9791f58ba3afdb9d465
http://www.debian.org/security/2017/dsa-3797Third Party Advisory
http://www.securityfocus.com/bid/96213Broken Link
https://bugs.ghostscript.com/show_bug.cgi?id=697500Exploit, Third Party Advisory
https://security.gentoo.org/glsa/201706-08Third Party Advisory
https://www.exploit-db.com/exploits/42138/Exploit, Third Party Advisory, VDB Entry

Timeline

Published: Feb 15, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-5991?

How severe is CVE-2017-5991?

CVE-2017-5991 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 15.18% probability of exploitation in the next 30 days.

How do I fix CVE-2017-5991?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-5991?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST