Use-after-poison vulnerability in Ruby
Summary
OSV-2022-1108: Use-after-poison in /mnt/scratch0/clusterfuzz/bot/builds/clusterfuzz-builds_ruby_e5a0a396033f4deba21. Affects ruby versions >= 67de00053a26db9d976efa393d121479b5315f5e. No fix is published. 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
Ruby is a popular programming language known for its simplicity and flexibility. It is widely used for web development, scripting, and automation tasks. The vulnerability in question affects the Ruby package, specifically versions introduced after commit 67de00053a26db9d976efa393d121479b5315f5e.
Vulnerability Detail
The vulnerability is categorized as a use-after-poison issue, which occurs when a program accesses memory that has been freed or otherwise invalidated. In this case, the vulnerability is triggered in the file /mnt/scratch0/clusterfuzz/bot/builds/clusterfuzz-builds_ruby_e5a0a396033f4deba21. This vulnerability can lead to crashes or potentially be exploited by an attacker to execute arbitrary code.
How To Fix
No fixed version is published for this vulnerability.
Tip — Not sure whether your app is affected? Vulert can check the versions your app actually runs. Scan free →
Workaround
At the moment, no specific workaround has been provided for this vulnerability. It is crucial to update the Ruby package to a patched version as soon as possible.
Conclusion
The use-after-poison vulnerability in Ruby can lead to crashes or potential code execution. It is crucial to update the Ruby package to a version that includes the fix for this issue. Developers should update their Ruby installations to the latest stable release or apply the relevant patch provided by the Ruby project. For further support on vulnerability remediation, please contact DevNack.com.
See every vulnerability recorded for ruby →
FAQ
This vulnerability can lead to crashes or potentially be exploited by an attacker to execute arbitrary code.
You can use the Vulert Playground at Vulert Scanner to check if your Ruby installation is affected by this vulnerability. Simply upload your package-lock.json file to the playground, and it will provide real-time alerts for open-source vulnerabilities.
Yes, the fix for this vulnerability is available in versions of Ruby after commit 67de00053a26db9d976efa393d121479b5315f5e. It is recommended to update your Ruby installation to the latest stable release or apply the relevant patch provided by the Ruby project.
There are no known reports of active exploits targeting this vulnerability at the moment. However, it is crucial to update your Ruby installation to mitigate the risk.
You can find more information about this vulnerability in the OSS-Fuzz report at https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=52788
References
Related vulnerabilities
Recent vulnerabilities recorded for ruby.
