The JPEG 2000 codec (jp2.c) in OpenJPEG before 1.5 allows remote attackers to execute arbitrary code via a crafted palette index in a CMAP…

published 2012-04-11 14 y ago modified 2026-06-16 4 mo ago also EUVD-2012-1517

cvss: 9.3; version 2.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 5.1%; EPSS 5.1% chance of exploitation in 30 days, percentile 92%
public exploits: 0; none known

The JPEG 2000 codec (jp2.c) in OpenJPEG before 1.5 allows remote attackers to execute arbitrary code via a crafted palette index in a CMAP record of a JPEG image, which triggers memory corruption, aka "out-of heap-based buffer write."

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-2012-1499 updated 2026-11-05 cvss 6.8

openjpeg: Out-of heap-based buffer write by processing palette information in certain JPEG 2000 images

Red Hat Enterprise Linux 6 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

5.08% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	2.0	9.3	AV:N/AC:M/Au:N/C:C/I:C/A:C

Classification

Weakness

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

References

Sources

CVE List CVE-2012-1499
NVD CVE-2012-1499

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.

Summary