The bfd_cache_close function in the Binary File Descriptor (BFD) library has a vulnerability allowing remote attackers to execute arbitrary code. Learn about the impact, affected versions, and mitigation steps.
The bfd_cache_close function in the Binary File Descriptor (BFD) library has a vulnerability that can lead to a heap use after free, potentially allowing remote attackers to execute arbitrary code. This CVE affects GNU Binutils 2.29 and earlier versions.
Understanding CVE-2017-12448
The vulnerability in the bfd_cache_close function can be exploited by attackers to execute arbitrary code through a crafted nested archive file.
What is CVE-2017-12448?
The vulnerability in the Binary File Descriptor (BFD) library allows remote attackers to cause a heap use after free and potentially execute arbitrary code by calling incorrect functions during memory release.
The Impact of CVE-2017-12448
This vulnerability can be exploited by attackers to execute arbitrary code, posing a significant security risk to affected systems.
Technical Details of CVE-2017-12448
The technical details of this CVE include:
Vulnerability Description
The issue arises from incorrect function calls during memory release, leading to a heap use after free vulnerability.
Affected Systems and Versions
Exploitation Mechanism
Attackers can exploit this vulnerability by crafting a nested archive file to trigger the heap use after free condition.
Mitigation and Prevention
To address CVE-2017-12448, consider the following steps:
Immediate Steps to Take
Long-Term Security Practices
Patching and Updates