CVE-2018-5727: Integer Overflow
First published: Tue Jan 16 2018(Updated: )
A flaw was found in OpenJPEG 2.3.0, there is an integer overflow vulnerability in the opj_t1_encode_cblks function in openjp2/t1.c file. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted bmp file. References: <a href="https://github.com/uclouvain/openjpeg/issues/1053">https://github.com/uclouvain/openjpeg/issues/1053</a>
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Uclouvain Openjpeg | =2.3.0 | |
| debian/openjpeg2 | 2.4.0-3 2.5.0-2 |
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Reference Links
- https://github.com/uclouvain/openjpeg/issues/1053
- https://launchpad.net/bugs/cve/CVE-2018-5727
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1536554
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1536553
- https://access.redhat.com/errata/RHSA-2021:4251
- https://bugzilla.redhat.com/show_bug.cgi?id=1536552
- https://github.com/rouault/openjpeg/commit/a1d32a596a94280178c44a55d7e
- https://security-tracker.debian.org/tracker/CVE-2018-5727
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5727
- https://nvd.nist.gov/vuln/detail/CVE-2018-5727
- https://ubuntu.com/security/CVE-2018-5727
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2018-5727.
What is the severity of CVE-2018-5727?
The severity of CVE-2018-5727 is medium.
What is the affected software for CVE-2018-5727?
The affected software for CVE-2018-5727 includes OpenJPEG 2.3.0, openjpeg2 package versions 2.4.0-3 and 2.5.0-2, ghostscript package versions 9.26~dfsg+0-0ubuntu0.18.04.14 and 9.26~dfsg+0-0ubuntu0.16.04.14, openjpeg package version 2.3.1, and openjpeg2 package versions 2.3.1, 2.3.0-2+, and 2.1.2-1.1+.
How can the vulnerability CVE-2018-5727 be exploited?
The vulnerability CVE-2018-5727 can be exploited by remote attackers using a crafted bmp file to cause a denial of service.
Are there any remedies available for CVE-2018-5727?
Yes, there are remedies available for CVE-2018-5727. For openjpeg2 package, update to version 2.4.0-3 or 2.5.0-2. For ghostscript package, update to version 9.26~dfsg+0-0ubuntu0.18.04.14 or 9.26~dfsg+0-0ubuntu0.16.04.14. For openjpeg package, update to version 2.3.1. For Uclouvain Openjpeg, update to version 2.3.0.
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