CVE-2017-8398 : Security Advisory and Response
Learn about CVE-2017-8398, a vulnerability in GNU Binutils 2.28 that can lead to crashes in analysis programs like objdump and readelf. Find out how to mitigate and prevent this issue.
The GNU Binutils 2.28 version contains a vulnerability in the dwarf.c file that can lead to crashes in analysis programs like objdump and readelf.
Understanding CVE-2017-8398
What is CVE-2017-8398?
The vulnerability in GNU Binutils 2.28 allows for an invalid read of size 1 when dumping debug information from a corrupted binary, resulting in crashes of analysis programs.
The Impact of CVE-2017-8398
This vulnerability can trigger crashes in programs that analyze binary files, potentially disrupting critical analysis processes.
Technical Details of CVE-2017-8398
Vulnerability Description
The issue in dwarf.c of GNU Binutils 2.28 leads to an invalid read of size 1 during the dumping of debug information from corrupted binaries.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Version: Not applicable
Exploitation Mechanism
The vulnerability is exploited when attempting to dump debug information from a corrupted binary, causing an invalid read of size 1 and subsequent crashes in analysis programs.
Mitigation and Prevention
Immediate Steps to Take
- Apply patches or updates provided by the software vendor.
- Avoid analyzing corrupted binaries with affected versions of GNU Binutils.
Long-Term Security Practices
- Regularly update software and tools to the latest versions.
- Implement secure coding practices to prevent vulnerabilities in binary analysis programs.
Patching and Updates
Ensure timely installation of patches and updates released by GNU Binutils to address the vulnerability.