CVE-2018-14423: Divide by Zero
First published: Thu Jul 19 2018(Updated: )
Division-by-zero vulnerabilities in the functions pi_next_pcrl, pi_next_cprl, and pi_next_rpcl in lib/openjp3d/pi.c in OpenJPEG through 2.3.0 allow remote attackers to cause a denial of service (application crash).
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Uclouvain Openjpeg | <=2.3.0 | |
| Debian Debian Linux | =8.0 | |
| Debian Debian Linux | =9.0 | |
| debian/openjpeg2 | <=2.3.0-1<=2.1.2-1.1 | 2.3.0-2 2.1.2-1.1+deb9u3 |
| debian/openjpeg2 | 2.4.0-3 2.5.0-2 |
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Reference Links
- https://github.com/uclouvain/openjpeg/issues/1123
- https://lists.debian.org/debian-lts-announce/2018/12/msg00013.html
- https://usn.ubuntu.com/4109-1/
- https://www.debian.org/security/2019/dsa-4405
- https://security-tracker.debian.org/tracker/CVE-2018-14423
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-14423
- https://security-tracker.debian.org/tracker/CVE-2017-17480
- https://security-tracker.debian.org/tracker/CVE-2018-18088
- https://security-tracker.debian.org/tracker/CVE-2018-5785
- https://security-tracker.debian.org/tracker/CVE-2018-6616
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=904873
- https://launchpad.net/bugs/cve/CVE-2018-14423
- https://github.com/uclouvain/openjpeg/commit/bd88611ed9ad7144ec4f3de54790cd848175891b
- https://nvd.nist.gov/vuln/detail/CVE-2018-14423
- https://ubuntu.com/security/CVE-2018-14423
Frequently Asked Questions
What is CVE-2018-14423?
CVE-2018-14423 is a division-by-zero vulnerability in the functions pi_next_pcrl, pi_next_cprl, and pi_next_rpcl in OpenJPEG through 2.3.0.
How does CVE-2018-14423 impact the affected software?
CVE-2018-14423 can allow remote attackers to cause a denial of service (application crash) on the affected software.
What is the severity of CVE-2018-14423?
CVE-2018-14423 has a severity rating of 7.5 (high).
Which software versions are affected by CVE-2018-14423?
OpenJPEG versions up to and including 2.3.0 are affected by CVE-2018-14423.
How can I fix the CVE-2018-14423 vulnerability?
To fix the CVE-2018-14423 vulnerability, update to OpenJPEG version 2.3.1 or later.
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