Stack-based Buffer Overflow Vulnerability in GNU Bash

CVE-2012-3410

Summary

A stack-based buffer overflow vulnerability exists in the GNU Bash implementation before version 4.2 patch 33. This flaw can be exploited by local users who manipulate long filenames in /dev/fd, potentially bypassing intended restricted shell access. The issue arises from improper handling of filename expansions, compromising the security of the shell environment. As such, this vulnerability could enable unauthorized actions within a system, affecting its integrity and confidentiality.

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