Moderate Vulnerability in OpenJPEG2: Heap Buffer Overflow Issues
Summary
ALSA-2025:7309: Moderate: openjpeg2 security update. Affects openjpeg2 versions < 2.4.0-8.el9. Fixed in 2.4.0-8.el9. How to fix ↓
Check if this vulnerability affects your application
Upload a manifest or SBOM and we'll show whether you're affected, plus every other risky package in the same scan.
No signup required · Results in about 60 seconds
Background
OpenJPEG is an open-source library designed for reading and writing image files in the JPEG2000 format. It is widely used in various applications due to its efficient handling of image data and support for advanced features. However, recent security assessments have revealed vulnerabilities within the library that could potentially compromise the integrity and security of applications relying on it.
Vulnerability Detail
The OpenJPEG library has been identified to have two critical heap buffer overflow vulnerabilities. The first, CVE-2024-56826, occurs in the color handling component of the library, specifically in the bin/common/color.c file. The second, CVE-2024-56827, is found in the j2k.c file within the lib/openjp2 directory. These vulnerabilities can lead to arbitrary code execution, allowing attackers to exploit the affected applications, potentially leading to data breaches or system compromise.
How To Fix
Minimum fixed version
2.4.0-8.el9
This is the first release that contains the fix.
sudo dnf update openjpeg2Tip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
Currently, there are no specific workarounds mentioned for these vulnerabilities. The best course of action is to apply the security updates as soon as they are available.
Conclusion
The OpenJPEG2 library has critical vulnerabilities that need immediate attention. Users are advised to update to the patched version to mitigate risks associated with heap buffer overflows. Regular monitoring and prompt updates are essential to maintain the security of applications utilizing this library.
See every vulnerability recorded for openjpeg2 →
FAQ
OpenJPEG is an open-source library that allows for the reading and writing of JPEG2000 image files, providing efficient image handling and advanced features.
Heap buffer overflow vulnerabilities occur when a program writes more data to a buffer located on the heap than it can hold, potentially allowing attackers to execute arbitrary code.
You can use Vulert, which monitors and alerts for open-source vulnerabilities in your software. By simply providing a manifest file like package-lock.json, you can check for vulnerabilities without needing to install any software.
If immediate updates are not possible, ensure that your application is not exposed to untrusted inputs and monitor for any suspicious activity until the update can be applied.
For detailed information about the vulnerabilities, including CVSS scores and acknowledgments, refer to the CVE pages linked in the advisory.
Related vulnerabilities
Recent vulnerabilities recorded for openjpeg2.
