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Vulnerability DatabaseCVE-2022-1106
CVE-2022-1106:
NixOS vulnerability analysis and mitigation
Overview
CVE-2022-1106 is a use-after-free vulnerability discovered in the mrbvmexec function within the GitHub repository mruby/mruby, affecting versions prior to 3.2. The vulnerability was identified and subsequently fixed in later releases (Debian Tracker).
Technical details
The vulnerability manifests as a use-after-free condition in the mrbvmexec function, which is a critical component of the mruby virtual machine execution system. The issue specifically relates to stack reallocation during function calls, as evidenced by the fix implemented in the codebase (GitHub Commit).
Impact
A use-after-free vulnerability can potentially lead to memory corruption, program crashes, and in some cases, arbitrary code execution. In the context of mruby, this could affect applications that embed or use the mruby interpreter (Debian Tracker).
Mitigation and workarounds
The vulnerability has been fixed in mruby version 3.2 and later releases. Users are advised to upgrade to the latest version of mruby to mitigate this security issue. The fix involves proper handling of stack reallocation during function calls (Debian Tracker).
Additional resources
Source: This report was generated using AI
Related NixOS vulnerabilities:
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