Security Update for curl Package - Negative String Length Inputs
Summary
DLA-625-1: curl - security update. Affects curl versions < 7.26.0-1+wheezy16. Fixed in 7.26.0-1+wheezy16. How to fix ↓
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Background
The curl package is a widely used open-source tool and library for transferring data with URLs. It supports various protocols, including HTTP, FTP, and SMTP, and provides a range of features for developers to interact with network resources. However, a vulnerability has been discovered in the curl package that affects versions prior to 7.26.0-1+wheezy16 in Debian 7 Wheezy.
Vulnerability Detail
The vulnerability in the curl package involves four functions: curl_escape(), curl_easy_escape(), curl_unescape, and curl_easy_unescape. These functions were found to accept negative string length inputs, which can lead to unexpected behavior and potential security issues. An attacker could potentially exploit this vulnerability to manipulate the input and execute arbitrary code or perform other malicious actions.
How To Fix
Minimum fixed version
7.26.0-1+wheezy16
This is the first release that contains the fix.
sudo apt-get install --only-upgrade curlTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
There is no specific workaround mentioned for this vulnerability. However, users can mitigate the risk by ensuring they have the latest version of the curl package installed and keeping their systems up to date with security patches.
Conclusion
In conclusion, the curl package in Debian 7 Wheezy prior to version 7.26.0-1+wheezy16 is vulnerable to negative string length inputs. To address this vulnerability, it is crucial to upgrade the package to the recommended version or later. For further assistance or support in vulnerability remediation, please contact DevNack.com.
See every vulnerability recorded for curl →
FAQ
The curl package is a versatile tool and library for transferring data with URLs. It supports various protocols and provides developers with an interface to interact with network resources.
This vulnerability affects Debian 7 Wheezy prior to version 7.26.0-1+wheezy16.
The vulnerability can potentially be exploited by an attacker to execute arbitrary code or perform other malicious actions.
To fix this vulnerability, it is recommended to upgrade the curl package to version 7.26.0-1+wheezy16 or later.
There is no specific workaround mentioned for this vulnerability. However, keeping the curl package up to date with the latest security patches can help mitigate the risk.
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