Important: libvpx security update
Summary
ALSA-2023:5539: Important: libvpx security update. Affects libvpx versions < 1.9.0-7.el9_2.alma.1. Fixed in 1.9.0-7.el9_2.alma.1. How to fix ↓
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Background
The libvpx package provides the VP8 SDK, which enables the encoding and decoding of the VP8 video codec. This codec is commonly used with the WebM multimedia container file format. The libvpx-devel package includes the development files necessary for building applications using libvpx.
Vulnerability Detail
The libvpx package is affected by two security vulnerabilities:
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Heap buffer overflow in vp8 encoding (CVE-2023-5217): This vulnerability allows an attacker to overflow a heap buffer during the encoding process, potentially leading to remote code execution or a denial of service.
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Crash related to VP9 encoding (CVE-2023-44488): This vulnerability can cause a crash in the libvpx library when encoding VP9 video, potentially resulting in a denial of service.
These vulnerabilities can be exploited by specially crafted video files or streams.
How To Fix
Minimum fixed version
1.9.0-7.el9_2.alma.1
This is the first release that contains the fix.
sudo dnf update libvpxTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Conclusion
It is crucial to update the libvpx and libvpx-devel packages to the fixed versions to mitigate the risk of exploitation. For further support on vulnerability remediation, you can contact DevNack.com.
See every vulnerability recorded for libvpx →
FAQ
libvpx is a library that provides the VP8 SDK, allowing the encoding and decoding of the VP8 video codec.
These vulnerabilities can potentially lead to remote code execution, denial of service, or crashes in applications using libvpx for video encoding and decoding.
You can use the Vulert Playground at Vulert Scanner to check if your system is affected by this vulnerability. Simply upload your package-lock.json file and Vulert will provide real-time alerts for open-source vulnerabilities.
No specific workarounds have been provided for these vulnerabilities. It is recommended to update the libvpx and libvpx-devel packages to the fixed versions.
You can find more information about these vulnerabilities, including the impact, CVSS scores, and acknowledgments, in the CVE pages listed in the References section of the vulnerability report.
Related vulnerabilities
Recent vulnerabilities recorded for libvpx.
