Medium 5.5Published Feb 3, 2017

CVE-2016-4797Divide-by-zero vulnerability in the opj_tcd_init_tile function in tcd.c in OpenJPEG before 2.1.1 allows remote attackers to cause a denial of service (application crash) via a crafted jp2 file.

Updated under an hour ago (Nov 2, 2026, 1:20 AM ET)

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It affects uclouvain openjpeg and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Divide-by-zero vulnerability in the opj_tcd_init_tile function in tcd.c in OpenJPEG before 2.1.1 allows remote attackers to cause a denial of service (application crash) via a crafted jp2 file. NOTE: this issue exists because of an incorrect fix for CVE-2014-7947.

CVSS: 5.5 MEDIUM (v3.0, NVD)CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness (CWE): CWE-369
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Modified
Record last updated: Jun 16, 2026
First seen by InfoSec Signals: Nov 1, 2026

Affected products

Affected products

uclouvain openjpeg uclouvain:openjpeg	through 2.1.0	NVD
fedoraproject fedora fedoraproject:fedora	23; 24	NVD

References

References

http://www.openwall.com/lists/oss-security/2016/05/13/2	mailing-list, patch, third-party-advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1335483	issue-tracking, patch
https://github.com/uclouvain/openjpeg/commit/8f9cc62b3f9a1da9712329ddcedb9750d585505c	issue-tracking, patch, third-party-advisory
https://github.com/uclouvain/openjpeg/issues/733	issue-tracking, patch, third-party-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5FFMOZOF2EI6N2CR23EQ5EATWLQKBMHW/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BJM23YERMEC6LCTWBUH7LZURGSLZDFDH/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DFRD35RIPRCGZA5DKAKHZ62LMP2A5UT7/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HPMDEUIMHTLKMHELDL4F4HZ7X4Y34JEB/
https://www.oracle.com/security-alerts/cpujul2020.html

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.