Vulnerability in irssi - security update
Summary
DLA-1289-1: irssi - security update. Affects irssi versions < 0.8.15-5+deb7u5. Fixed in 0.8.15-5+deb7u5. How to fix ↓
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Background
irssi is a terminal-based IRC client that allows users to connect to IRC (Internet Relay Chat) networks and communicate with other users. It provides a command-line interface for managing IRC connections and participating in chat rooms. The vulnerability in irssi could potentially be exploited by malicious actors to cause a denial of service (crash) or execute arbitrary code on the affected system.
Vulnerability Detail
The vulnerability, identified as CVE-2018-7050, is a null pointer dereference issue that occurs when an empty nickname is encountered. This could lead to a crash of the irssi client. Another vulnerability, CVE-2018-7051, involves certain nicknames that can trigger out-of-bounds access when printing theme strings, potentially leading to information disclosure or arbitrary code execution. Additionally, CVE-2018-7052 is a null pointer dereference vulnerability that occurs when the number of windows exceeds the available space, resulting in a crash. These vulnerabilities pose a risk to the stability and security of the irssi client.
How To Fix
Minimum fixed version
0.8.15-5+deb7u5
This is the first release that contains the fix.
sudo apt-get install --only-upgrade irssiTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
There are no known workarounds for these vulnerabilities. It is crucial to apply the security update as soon as possible to mitigate the risk.
Conclusion
In conclusion, the irssi IRC client is affected by multiple vulnerabilities that could result in a crash or potential execution of arbitrary code. It is crucial to upgrade to the latest version of the irssi package (0.8.15-5+deb7u5 or later) to mitigate these risks. No workarounds are available, so applying the security update is the recommended course of action. For further support on vulnerability remediation, please contact DevNack.com.
See every vulnerability recorded for irssi →
FAQ
irssi is a terminal-based IRC client that allows users to connect to IRC networks and communicate with others.
These vulnerabilities could lead to a denial of service (crash) or potential execution of arbitrary code on the affected system.
To fix these vulnerabilities, you should upgrade the irssi package to version 0.8.15-5+deb7u5 or later.
No, there are no known workarounds for these vulnerabilities. Applying the security update is the recommended solution.
You can find more information about these vulnerabilities in the Debian Security Tracker and the provided CVE links.
Related vulnerabilities
Recent vulnerabilities recorded for irssi.
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