CVE-2018-20847: Integer Overflow
First published: Wed Jun 26 2019(Updated: )
An improper computation of p_tx0, p_tx1, p_ty0 and p_ty1 in the function opj_get_encoding_parameters in openjp2/pi.c in OpenJPEG through 2.3.0 can lead to an integer overflow.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Uclouvain Openjpeg | <=2.3.0 | |
| Debian Debian Linux | =8.0 | |
| redhat/openjpeg | <2.3.1 | 2.3.1 |
| debian/openjpeg2 | 2.4.0-3 2.5.0-2 |
Remedy
https://github.com/uclouvain/openjpeg/pull/1168/commits/c58df149900df862806d0e892859b41115875845
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- http://www.securityfocus.com/bid/108921
- https://github.com/uclouvain/openjpeg/commit/5d00b719f4b93b1445e6fb4c766b9a9883c57949
- https://github.com/uclouvain/openjpeg/issues/431
- https://github.com/uclouvain/openjpeg/pull/1168/commits/c58df149900df862806d0e892859b41115875845
- https://lists.debian.org/debian-lts-announce/2019/07/msg00010.html
- https://launchpad.net/bugs/cve/CVE-2018-20847
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1728510
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1728511
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1730714
- https://access.redhat.com/errata/RHSA-2021:4251
- https://bugzilla.redhat.com/show_bug.cgi?id=1728509
- https://github.com/uclouvain/openjpeg/commit/2d24b6000d5611615e3e6d799e20d5fdbe4e2a1e
- https://github.com/uclouvain/openjpeg/commit/c58df149900df862806d0e892859b41115875845
- https://security-tracker.debian.org/tracker/CVE-2018-20847
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20847
- https://nvd.nist.gov/vuln/detail/CVE-2018-20847
- https://ubuntu.com/security/CVE-2018-20847
Frequently Asked Questions
What is CVE-2018-20847?
CVE-2018-20847 is a vulnerability that involves an improper computation in the OpenJPEG library, which can lead to an integer overflow.
What is the severity of CVE-2018-20847?
CVE-2018-20847 has a severity rating of 8.8 (high).
Which software versions are affected by CVE-2018-20847?
OpenJPEG versions up to and including 2.3.0 are affected by CVE-2018-20847.
How can I fix CVE-2018-20847?
To fix CVE-2018-20847, it is recommended to update to OpenJPEG version 2.3.1 or later.
Where can I find more information about CVE-2018-20847?
You can find more information about CVE-2018-20847 at the following references: [CVE-2018-20847](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20847), [OpenJPEG Commit](https://github.com/uclouvain/openjpeg/commit/5d00b719f4b93b1445e6fb4c766b9a9883c57949), [OpenJPEG Issues](https://github.com/uclouvain/openjpeg/issues/431).
- collector/nvd-index
- agent/author
- agent/type
- collector/launchpad-cve
- source/Launchpad
- agent/first-publish-date
- collector/nvd-cve
- source/NVD
- agent/software-canonical-lookup
- collector/redhat-bugzilla
- source/Red Hat
- alias/CVE-2018-20847
- agent/description
- agent/severity
- agent/remedy
- agent/references
- agent/weakness
- collector/security-tracker-debian
- source/Debian
- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/tags
- agent/event
- collector/usn-cve
- source/Ubuntu
- vendor/uclouvain
- canonical/uclouvain openjpeg
- version/uclouvain openjpeg/2.3.0
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/8.0
- package-manager/redhat
- package-manager/debian