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Vulnerability DatabaseCVE-2022-36142
CVE-2022-36142:
NixOS vulnerability analysis and mitigation
Overview
SWFMill commit 53d7690 contains a heap-buffer overflow vulnerability in the SWF::Reader::getU30() function (MITRE, NVD). The vulnerability was discovered and reported on July 11, 2022, affecting the SWFMill tool which is used for SWF file manipulation.
Technical details
The vulnerability occurs in the SWF::Reader::getU30() function when processing SWF files. When executing the swf2xml command on a specially crafted SWF file, a heap buffer overflow occurs at address 0x62a0000051f3, attempting to read 1 byte beyond the allocated 20466-byte region (GitHub Issue). The overflow happens during string parsing operations in the SWF file processing chain, specifically when handling ABC (ActionScript Byte Code) data.
Impact
The heap buffer overflow vulnerability could potentially lead to application crashes and service disruptions when processing malformed SWF files. The vulnerability affects the CLI tool's functionality and could potentially be exploited to cause denial of service or possible code execution (Debian Tracker).
Mitigation and workarounds
As of the available information, there is no official patch released for this vulnerability. The Debian security tracker notes this as a crash in the CLI tool with no immediate security impact (Debian Tracker).
Additional resources
Source: This report was generated using AI
Related NixOS vulnerabilities:
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