What is CVE-2016-9117?

CVE-2016-9117 is a medium-severity vulnerability in Uclouvain Openjpeg, classified under NULL Pointer Dereference. CVSS score: 6.5/10. Published 2016-10-30.

How severe is CVE-2016-9117?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Is CVE-2016-9117 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

NULL pointer dereference in Uclouvain Openjpeg

CVE-2016-9117

NULL Pointer Access in function imagetopnm of convert.c(jp2):1289 in OpenJPEG 2.1.2. Impact is Denial of Service. Someone must open a crafted j2k file.

Published 2016-10-30 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.022 (82.0th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.022 · newest: 0.022 · change: 0.000

Affected products

Uclouvain Openjpeg — versions 2.1.2

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

Public proof-of-concept exploits

ARPSyndicate/cvemon

References

security.gentoo.org/glsa/201710-26 (vendor-advisory)
www.securityfocus.com/bid/93783 (VDB Entry, Third Party Advisory, vdb-entry)
github.com/uclouvain/openjpeg/issues/860 (Exploit, Vendor Advisory)

Frequently asked questions

What is CVE-2016-9117?: CVE-2016-9117 is a medium-severity vulnerability in Uclouvain Openjpeg, classified under NULL Pointer Dereference. CVSS score: 6.5/10. Published 2016-10-30.
How severe is CVE-2016-9117?: Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2016-9117 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.