High 8.8Published Sep 5, 2017

CVE-2017-14151An off-by-one error was discovered in opj_tcd_code_block_enc_allocate_data in lib/openjp2/tcd.c in OpenJPEG 2.2.0.

Updated under an hour ago (Nov 2, 2026, 12:10 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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An off-by-one error was discovered in opj_tcd_code_block_enc_allocate_data in lib/openjp2/tcd.c in OpenJPEG 2.2.0. The vulnerability causes an out-of-bounds write, which may lead to remote denial of service (heap-based buffer overflow affecting opj_mqc_flush in lib/openjp2/mqc.c and opj_t1_encode_cblk in lib/openjp2/t1.c) or possibly remote code execution.

CVSS: 8.8 HIGH (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-119
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	2.2.0	NVD
debian debian_linux debian:debian_linux	8.0; 9.0	NVD

References

References

http://www.debian.org/security/2017/dsa-4013	third-party-advisory
http://www.securityfocus.com/bid/100633	third-party-advisory, vdb-entry
https://blogs.gentoo.org/ago/2017/08/16/openjpeg-heap-based-buffer-overflow-in-opj_mqc_flush-mqc-c/	patch, third-party-advisory, vdb-entry
https://github.com/uclouvain/openjpeg/commit/afb308b9ccbe129608c9205cf3bb39bbefad90b9	issue-tracking, patch, third-party-advisory
https://github.com/uclouvain/openjpeg/issues/982	issue-tracking, patch, third-party-advisory

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.