CVE-2019-18804

Name: CVE-2019-18804
Creator: NVD / NIST
Published: 2019-11-07T06:15:10.653+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 3.67%

Last modified Jun 17, 2026

CVE-2019-18804 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. DjVuLibre 3.5.27 has a NULL pointer dereference in the function DJVU::filter_fv at IW44EncodeCodec.cpp.. EPSS estimates a 3.67% chance of exploitation in the next 30 days.

Description

DjVuLibre 3.5.27 has a NULL pointer dereference in the function DJVU::filter_fv at IW44EncodeCodec.cpp.

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

3.67%

88.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-476

Affected Software

Vendor	Product	Versions
Djvulibre Project	Djvulibre	3.5.27
Debian	Debian Linux	8.0
Debian	Debian Linux	9.0
Debian	Debian Linux	10.0
Debian	Debian Linux	11.0
Fedoraproject	Fedora	30
Fedoraproject	Fedora	31
Canonical	Ubuntu Linux	16.04
Canonical	Ubuntu Linux	18.04
Canonical	Ubuntu Linux	19.04
Canonical	Ubuntu Linux	19.10
Opensuse	Leap	15.0
Opensuse	Leap	15.1

References

http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00068.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00069.htmlMailing List, Third Party Advisory
https://github.com/TeamSeri0us/pocs/blob/master/djvulibre/DJVU__filter_fv%40IW44EncodeCodec.cpp_499-43___SEGV_UNKNOW.mdExploit, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/11/msg00004.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/05/msg00022.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JO65AWU7LEWNF6DDCZPRFTR2ZPP5XK6L/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NYPWP5T7TSUNZV4UEIRRCTVWO6VBZWJV/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QUEME45HVGTMDOYODAZYQOGWSZ2CEFWZ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SWT7E7BMWV5T33AMU6OGDPPTPIGCFFZF/
https://sourceforge.net/p/djvu/bugs/309/Exploit, Third Party Advisory
https://usn.ubuntu.com/4198-1/Third Party Advisory
https://www.debian.org/security/2021/dsa-5032Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00068.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00069.htmlMailing List, Third Party Advisory
https://github.com/TeamSeri0us/pocs/blob/master/djvulibre/DJVU__filter_fv%40IW44EncodeCodec.cpp_499-43___SEGV_UNKNOW.mdExploit, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/11/msg00004.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/05/msg00022.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JO65AWU7LEWNF6DDCZPRFTR2ZPP5XK6L/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NYPWP5T7TSUNZV4UEIRRCTVWO6VBZWJV/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QUEME45HVGTMDOYODAZYQOGWSZ2CEFWZ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SWT7E7BMWV5T33AMU6OGDPPTPIGCFFZF/
https://sourceforge.net/p/djvu/bugs/309/Exploit, Third Party Advisory
https://usn.ubuntu.com/4198-1/Third Party Advisory
https://www.debian.org/security/2021/dsa-5032Third Party Advisory

Timeline

Published: Nov 7, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-18804?

DjVuLibre 3.5.27 has a NULL pointer dereference in the function DJVU::filter_fv at IW44EncodeCodec.cpp.

How severe is CVE-2019-18804?

CVE-2019-18804 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 3.67% probability of exploitation in the next 30 days.

How do I fix CVE-2019-18804?

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-2019-18804?

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

Scan your code now

Source: NVD / NIST