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CVE Record

CVE-2016-9112: Floating Point Exception (aka FPE or divide by zero) in opj_pi_next_cprl function in openjp2/pi.c:523 in Op...

Floating Point Exception (aka FPE or divide by zero) in opj_pi_next_cprl function in openjp2/pi.c:523 in OpenJPEG 2.1.2.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

This CVE is a crash bug in OpenJPEG 2.1.2. A malformed JPEG 2000 file may trigger a floating point exception, causing software using the library to fail. The main business concern is service disruption in systems that process untrusted images, documents, or media.

Executive priority

Treat this as a targeted availability risk, not a confirmed breach indicator. Prioritize remediation where public-facing or business-critical systems process user-supplied images or documents.

Technical view

CVE-2016-9112 describes a divide-by-zero condition in opj_pi_next_cprl in openjp2/pi.c in OpenJPEG 2.1.2. The provided sources identify downstream security updates from Gentoo, Debian LTS, and Oracle, but the bundle does not include CVSS, CWE, or detailed fixed-version data.

Likely exposure

Exposure is most likely where OpenJPEG or openjpeg2 is used to parse JPEG 2000 content, especially in upload, conversion, indexing, imaging, PDF, or media-processing workflows accepting untrusted files.

Exploitation context

The source bundle does not show CISA KEV listing or confirmed active exploitation. The GitHub issue and advisories support a crash-class vulnerability, but not weaponized exploitation or broader impact beyond denial of service.

Researcher notes

Evidence is limited to the CVE description and referenced advisories. Avoid assuming remote code execution or active exploitation. Focus validation on parser reachability, package provenance, and whether OpenJPEG 2.1.2 or downstream vulnerable builds are present.

Mitigation direction

  • Inventory OpenJPEG and openjpeg2 across hosts, containers, and embedded products.
  • Apply relevant vendor security updates from affected Linux or product vendors.
  • Check upstream OpenJPEG guidance if your package source is not covered by listed advisories.
  • Limit untrusted JPEG 2000 processing in exposed services until updates are confirmed.
  • Prioritize services where image parsing can affect availability or batch processing.

Validation and detection

  • Compare installed OpenJPEG versions against vendor advisory coverage.
  • Review SBOMs for static or bundled libopenjp2 copies.
  • Confirm scanners detect CVE-2016-9112 in relevant packages.
  • Check application logs for image-processing crashes or floating point exceptions.
  • Verify updated services still process expected JPEG 2000 files correctly.
Prepared
Confidence
medium
Sources
6

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

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CVE-2016-9112 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors
0Timeline events
0ADP providers
5Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.