Heap-Based Buffer Overflow in Binutils: CVE-2023-1579
Summary
ALPINE-CVE-2023-1579: Heap based buffer overflow in binutils-gdb/bfd/libbfd.c in bfd_getl64. Affects binutils versions < 2.40-r0. Fixed in 2.40-r0. How to fix ↓
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Background
Binutils is a collection of binary tools essential for managing binary files, object files, and executable files in various formats. It is widely used in software development for tasks such as linking, assembling, and disassembling. The package is crucial for developers working with low-level programming and system software. However, it has been identified to have a vulnerability that could lead to severe security risks.
Vulnerability Detail
The vulnerability, identified as CVE-2023-1579, is a heap-based buffer overflow in the function bfd_getl64 located in the libbfd.c file of the binutils-gdb project. This flaw allows an attacker to exploit the buffer overflow, potentially leading to arbitrary code execution, data corruption, or denial of service. The vulnerability arises from improper handling of memory allocation, which can be manipulated to overwrite adjacent memory, causing unpredictable behavior in the application.
How To Fix
Minimum fixed version
2.40-r0
This is the first release that contains the fix.
sudo apk add --upgrade binutilsTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
As a temporary workaround, users can avoid using the affected functions in binutils or restrict the input data to prevent triggering the buffer overflow. However, this is not a permanent solution and updating the package is strongly advised.
Conclusion
CVE-2023-1579 is a critical vulnerability in the binutils package that can lead to severe security issues. It is essential for users to update to the patched version to mitigate risks. Utilizing tools like Vulert can help monitor and manage vulnerabilities effectively.
See every vulnerability recorded for binutils →
FAQ
CVE-2023-1579 is a vulnerability in the binutils package that allows for a heap-based buffer overflow, potentially leading to arbitrary code execution.
You can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without requiring any signup.
Exploitation of this vulnerability could lead to arbitrary code execution, data corruption, or denial of service, posing significant security risks.
You can update the binutils package to the patched version using the command: apk add --update binutils=2.40-r0.
Vulert is a service that monitors and alerts for open-source vulnerabilities in software using just a manifest file like package-lock.json, without requiring access to the code or installation.
References
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