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Fencer Intel
medium 6.5

CVE-2016-1923 json

Heap-based buffer overflow in the opj_j2k_update_image_data function in OpenJpeg 2016.1.18 allows remote attackers to cause a denial of ser…

published 2016-01-27 10 y ago modified 2026-06-17 4 mo ago also EUVD-2016-3013

cvss
6.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.3%
EPSS 2.3% chance of exploitation in 30 days, percentile 83%
public exploits
0
none known

Summary

Heap-based buffer overflow in the opj_j2k_update_image_data function in OpenJpeg 2016.1.18 allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via a crafted JPEG 2000 image.

Patch / fix

  • openjpeg2 Debian 14, Debian 13, Debian 12 2.1.1-1

debian advisories DEBIAN-CVE-2016-1923

  • openjpeg2 Ubuntu 16.04 LTS 2.1.2-1.1+deb9u2build0.1

ubuntu advisories UBUNTU-CVE-2016-1923

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

  • openjpeg2 SLES for SAP 12 SP4, SLES 12 SP4, SLED 12 SP4 2.1.0-4.12.2

suse advisories SUSE-SU-2019:2152-1

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-2016-1923 updated cvss 4.3

openjpeg: out of bounds read in opj_j2k_update_image_data

  • Red Hat Enterprise Linux 6 openjpeg, openjpeg-libs Red Hat Enterprise Linux 7 openjpeg, openjpeg-libs
    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

2.31% chance of exploitation in the next 30 days, higher than 83% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 6.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:N/A:P

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

Fencer Intel 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.