Heap-Based Buffer Overflow in HDF5 Library: CVE-2024-33877
Summary
DEBIAN-CVE-2024-33877: HDF5 Library through 1.14.3 has a heap-based buffer overflow in H5T__conv_struct_opt in H5Tconv.c. Affects hdf5 versions < 1.14.5+repack-1. Fixed in 1.14.5+repack-1. How to fix ↓
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Background
HDF5 is a widely used open-source file format and set of tools for managing complex data. It is designed to store and organize large amounts of data efficiently. The library supports various data types and is utilized in numerous scientific and engineering applications. However, versions of HDF5 up to 1.14.3 are vulnerable to a heap-based buffer overflow, which can lead to severe security risks.
Vulnerability Detail
The vulnerability identified as CVE-2024-33877 is a heap-based buffer overflow in the HDF5 Library, specifically in the function H5T__conv_struct_opt located in H5Tconv.c. This flaw can be exploited by attackers to execute arbitrary code, potentially compromising the integrity and confidentiality of the system. The issue arises from improper handling of data structures during conversion operations, allowing for memory corruption.
How To Fix
Minimum fixed version
1.14.5+repack-1
This is the first release that contains the fix.
sudo apt-get install --only-upgrade hdf5Tip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
As a temporary measure, users can avoid using the vulnerable features of the HDF5 library until they can apply the patch. It is advisable to review the application's dependency on HDF5 and limit its usage in critical systems.
Conclusion
The HDF5 Library vulnerability CVE-2024-33877 poses significant risks due to a heap-based buffer overflow that can lead to arbitrary code execution. It is crucial for users to update to the patched version 1.14.5+repack-1 to mitigate these risks. For those unable to update immediately, limiting the use of affected features is recommended.
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FAQ
CVE-2024-33877 is a vulnerability in the HDF5 Library that allows for a heap-based buffer overflow, potentially leading to arbitrary code execution.
Versions of HDF5 up to 1.14.3 are affected by this vulnerability.
You can use Vulert, which monitors and alerts for open-source vulnerabilities in your software. Simply upload your manifest file like package-lock.json to check for vulnerabilities.
If an immediate update is not possible, consider limiting the use of the vulnerable features of the HDF5 library until a patch can be applied.
Detailed information can be found in the official CVE database and on the Debian security advisory pages.
References
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