Double-Free Vulnerability in dwarfutils: Potential Unpredictable Behavior
Summary
CVE-2024-2002: A double-free vulnerability was found in libdwarf. Affects dwarfutils versions < 5e43a5ab73cb00c8a46660b361366a8c9c3c93c9. 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
dwarfutils is a suite of tools for handling DWARF debugging information, which is used by compilers to provide detailed debugging information about programs. It is widely utilized in various software development environments to facilitate debugging processes. However, a double-free vulnerability has been identified in libdwarf, a component of dwarfutils, which can lead to severe stability issues in applications that rely on this library.
Vulnerability Detail
A double-free vulnerability was discovered in libdwarf, where the library may attempt to deallocate memory that has already been freed. This situation can arise in a multiply-corrupted DWARF object, leading to unpredictable behavior, crashes, or even potential exploitation by malicious actors. The vulnerability stems from improper memory management practices within the library, making it critical for users to address this issue promptly.
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
Currently, there are no specific workarounds available for this vulnerability. The best course of action is to apply the recommended updates as soon as they are available.
Conclusion
The double-free vulnerability in dwarfutils poses significant risks to applications relying on this library. It is crucial for users to update their installations promptly to mitigate potential threats. Regular monitoring using tools like Vulert can help maintain the security of your software.
See every vulnerability recorded for dwarfutils →
FAQ
A double-free vulnerability occurs when a program attempts to free the same memory allocation more than once, which can lead to memory corruption and unpredictable behavior.
You can use the Vulert platform to monitor and alert for open-source vulnerabilities. By uploading your manifest file, such as package-lock.json, you can check if your application is affected by this vulnerability.
The consequences can range from application crashes to potential exploitation by attackers, leading to unauthorized access or data corruption.
Users should ensure they are using the latest version of dwarfutils available in their Debian repositories, as updates will address this vulnerability.
Detailed information can be found on the official CVE database and the Vulert platform, which provides insights into open-source vulnerabilities.
Related vulnerabilities
Recent vulnerabilities recorded for dwarfutils.
