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Fencer Vulns
high 7.5

CVE-2018-14423 json

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…

published 2018-07-19 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-6340

cvss
7.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.2%
EPSS 3.2% chance of exploitation in 30 days, percentile 88%
public exploits
0
none known

Summary

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).

Patch / fix

  • openjpeg2 Debian 14, Debian 13, Debian 12 2.3.0-2

debian advisories DEBIAN-CVE-2018-14423

  • openjpeg2 Ubuntu 16.04 LTS 2.1.2-1.1+deb9u3build0.16.04.1
  • openjpeg2 Ubuntu 18.04 LTS 2.3.0-2build0.18.04.1

ubuntu advisories UBUNTU-CVE-2018-14423

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • openjpeg SLES for SAP 15 SP2, SLES for SAP 15 SP1, SLES for SAP 15 +19 more 1.5.2-150000.4.5.1
  • openjpeg2 SLES for SAP 15 SP2, SLES for SAP 15 SP1, SLES for SAP 15 +20 more 2.3.0-150000.3.5.1
  • openjpeg2 SLES for SAP 12 SP5, SLES for SAP 12 SP4, SLES for SAP 12 SP3 +10 more 2.1.0-4.15.1

suse advisories SUSE-SU-2022:1296-1SUSE-SU-2022:1252-1SUSE-SU-2022:1129-1

  • openjpeg Alpine 3.24, Alpine 3.23, Alpine 3.22 +13 more 2.3.0-r2
  • openjpeg Alpine 3.8, Alpine 3.7, Alpine 3.6 2.3.0-r1

alpine advisories ALPINE-CVE-2018-14423

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2018-14423 updated cvss 3.3

openjpeg2: Division-by-zero vulnerabilities in lib/openjp3d/pi.c

  • Red Hat Enterprise Linux 8 openjpeg2, openjpeg2-tools
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

3.22% chance of exploitation in the next 30 days, higher than 88% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/uclouvain/openjpeg/issues/1123 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.