Cloud Vulnerability DB
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Vulnerability DatabaseCVE-2022-34502
CVE-2022-34502:
NixOS vulnerability analysis and mitigation
Overview
Radare2 version 5.7.0 was discovered to contain a heap buffer overflow vulnerability in the consumeencodedname_new function located in format/wasm/wasm.c. This vulnerability was assigned CVE-2022-34502 and was disclosed in July 2022 (NVD, MITRE).
Technical details
The vulnerability exists in the WASM name handling functionality of Radare2. Specifically, the issue occurs in the consumeencodedname_new function within format/wasm/wasm.c, where a heap buffer overflow can be triggered when processing crafted binary files. The vulnerability was confirmed using AddressSanitizer, which detected a write operation beyond the allocated buffer boundaries (GitHub Issue).
Impact
This vulnerability allows attackers to cause a Denial of Service (DoS) by crafting specific binary files that trigger the heap buffer overflow. When exploited, the vulnerability can lead to program crashes and potential service disruption (NVD).
Mitigation and workarounds
The vulnerability was patched in version 5.7.8. Users are recommended to upgrade to this version or later to address the security issue (OpenSUSE Build).
Additional resources
Source: This report was generated using AI
Related NixOS vulnerabilities:
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