Security Update for swftools
Summary
DLA-995-1: swftools - security update. Affects swftools versions < 0.9.2+ds1-3+deb7u1. Fixed in 0.9.2+ds1-3+deb7u1. How to fix ↓
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Background
swftools is a package in the Debian ecosystem that provides a collection of utilities for working with Adobe Flash files (SWF). It includes tools for creating, manipulating, and converting SWF files. The package is widely used for various purposes, including web development and multimedia production. However, a vulnerability has been discovered in swftools version 0.9.2, which could potentially lead to denial of service (DoS) attacks or arbitrary code execution.
Vulnerability Detail
The vulnerability, identified as CVE-2017-8400 and CVE-2017-8401, exists in the png_load() function within the lib/png.c file of swftools. In version 0.9.2, this function is susceptible to out-of-bounds read and write operations when processing malformed PNG files using the png2swf tool. An attacker can exploit this vulnerability by providing a specially crafted PNG file, potentially leading to a DoS condition or even arbitrary code execution.
How To Fix
Minimum fixed version
0.9.2+ds1-3+deb7u1
This is the first release that contains the fix.
sudo apt-get install --only-upgrade swftoolsTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
No specific workaround has been provided for this vulnerability. It is crucial to apply the security update as soon as possible to mitigate the risk of exploitation.
Conclusion
The swftools package in Debian version 0.9.2 is vulnerable to out-of-bounds read and write issues when processing malformed PNG files. This vulnerability can lead to denial of service or arbitrary code execution. To mitigate the risk, it is crucial to upgrade to version 0.9.2+ds1-3+deb7u1 or later. For further assistance or support in addressing this vulnerability, please contact DevNack.com.
See every vulnerability recorded for swftools →
FAQ
swftools is a collection of utilities for working with Adobe Flash files (SWF), providing tools for creating, manipulating, and converting SWF files.
The vulnerability in swftools could allow an attacker to trigger a denial of service (DoS) condition or potentially execute arbitrary code by providing a specially crafted PNG file.
To fix this vulnerability, it is recommended to upgrade the swftools package to version 0.9.2+ds1-3+deb7u1 or later.
No specific workaround has been provided for this vulnerability. It is essential to apply the security update to mitigate the risk.
You can find more information about Debian LTS security advisories, including how to apply updates and frequently asked questions, at the following link: https://wiki.debian.org/LTS
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