CVE-2019-18804: Null Pointer Dereference
First published: Thu Nov 07 2019(Updated: )
DjVuLibre 3.5.27 has a NULL pointer dereference in the function DJVU::filter_fv at IW44EncodeCodec.cpp.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| 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 | |
| debian/djvulibre | <=3.5.27.1-13<=3.5.27.1-10<=3.5.27.1-7 | |
| debian/djvulibre | 3.5.28-2 | |
| ubuntu/djvulibre | <3.5.27.1-8ubuntu0.1 | 3.5.27.1-8ubuntu0.1 |
| ubuntu/djvulibre | <3.5.27.1-10ubuntu0.1 | 3.5.27.1-10ubuntu0.1 |
| ubuntu/djvulibre | <3.5.27.1-13ubuntu0.1 | 3.5.27.1-13ubuntu0.1 |
| ubuntu/djvulibre | <3.5.27.1-5ubuntu0.1 | 3.5.27.1-5ubuntu0.1 |
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Reference Links
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00068.html
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00069.html
- https://github.com/TeamSeri0us/pocs/blob/master/djvulibre/DJVU__filter_fv%40IW44EncodeCodec.cpp_499-43___SEGV_UNKNOW.md
- https://lists.debian.org/debian-lts-announce/2019/11/msg00004.html
- https://lists.debian.org/debian-lts-announce/2021/05/msg00022.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JO65AWU7LEWNF6DDCZPRFTR2ZPP5XK6L/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NYPWP5T7TSUNZV4UEIRRCTVWO6VBZWJV/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QUEME45HVGTMDOYODAZYQOGWSZ2CEFWZ/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SWT7E7BMWV5T33AMU6OGDPPTPIGCFFZF/
- https://sourceforge.net/p/djvu/bugs/309/
- https://usn.ubuntu.com/4198-1/
- https://www.debian.org/security/2021/dsa-5032
- https://security-tracker.debian.org/tracker/CVE-2019-18804
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-18804
- https://sourceforge.net/p/djvu/djvulibre-git/ci/c8bec6549c10ffaa2f2fbad8bbc629efdf0dd125/
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=945114
- https://launchpad.net/bugs/cve/CVE-2019-18804
- 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://ubuntu.com/security/notices/USN-4198-1
- https://www.cve.org/CVERecord?id=CVE-2019-18804
- https://nvd.nist.gov/vuln/detail/CVE-2019-18804
- https://ubuntu.com/security/CVE-2019-18804
Frequently Asked Questions
What is CVE-2019-18804?
CVE-2019-18804 is a vulnerability in DjVuLibre 3.5.27 that allows for a NULL pointer dereference in the function DJVU::filter_fv at IW44EncodeCodec.cpp.
What is the severity of CVE-2019-18804?
The severity of CVE-2019-18804 is high with a CVSS score of 7.5.
Which software versions are affected by CVE-2019-18804?
DjVuLibre versions 3.5.27.1-13, 3.5.27.1-10, and 3.5.27.1-7 are affected by CVE-2019-18804.
How do I fix CVE-2019-18804?
To fix CVE-2019-18804, update the affected DjVuLibre software to version 3.5.27.1-13+deb10u1, 3.5.28-2, 3.5.27.1-8ubuntu0.1, 3.5.27.1-10ubuntu0.1, 3.5.27.1-13ubuntu0.1, 3.5.27.1-5ubuntu0.1, or a later version.
Where can I find more information about CVE-2019-18804?
More information about CVE-2019-18804 can be found at the following references: [Link 1](https://sourceforge.net/p/djvu/bugs/309/), [Link 2](https://security-tracker.debian.org/tracker/CVE-2019-18804), [Link 3](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-18804)
- collector/nvd-index
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- alias/CVE-2019-18804
- agent/author
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- vendor/fedoraproject
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