CVE-2016-4797: fedoraproject fedora Divide By Zero
Vulnerability summary
CVE-2016-4797 is a medium (CVSS 5.5) Divide By Zero vulnerability in fedoraproject fedora. EPSS estimates a 2.16% chance of exploitation in the next 30 days, higher than 82.2% of scored vulnerabilities.
Not severe (CVSS 5.5, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 2 · Related 1Timeline
- 03-02-2017PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
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 metrics
4 scores · 3 sources · 2 versions- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS trend
Probability
2.16%
Chance of exploitation in the next 30 days
Percentile
82%
Versus all other CVEs
30-day change
Increase +0.14 pp
From 2.03% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: local access, no authentication, user interaction (CVSS vector). Other conditions: not stated in public data.
Debian1 product
- openjpeg2< 2.1.1-1
Fedoraproject1 product
- fedoraEOL23 | 24
Ubuntu1 product
- openjpeg2< 2.1.2-1.1+deb9u2build0.1
Uclouvain1 product
- openjpeg≤ 2.1.0
4 vendors · 4 products
References
12 links- www.openwall.com/lists/oss-security/2016/05/13/2Mailing ListX Refsource MLISTPatchThird Party Advisory
- www.oracle.com/security-alerts/cpujul2020.htmlX Refsource MISC
- github.com/uclouvain/openjpeg/commit/8f9cc62b3f9a1da9712329ddcedb9750d585505cX Refsource CONFIRMIssue TrackingPatchThird Party Advisory
