CVE-2022-35091
NixOS vulnerability analysis and mitigation

Overview

SWFTools commit 772e55a2 was discovered to contain a floating point exception (FPE) vulnerability via DCTStream::readMCURow() at /xpdf/Stream.cc. This vulnerability was assigned CVE-2022-35091 and was disclosed in September 2022 (CISA).

Technical details

The vulnerability exists in the DCTStream::readMCURow() function within the /xpdf/Stream.cc component of SWFTools. When processing certain PDF files, the function can trigger a floating point exception due to improper handling of mathematical operations. The vulnerability has been assigned a CVSS base score of 5.5, indicating a moderate severity level (CISA).

Impact

If successfully exploited, this vulnerability could allow an attacker to cause a Denial of Service (DoS) condition through a floating point exception, potentially crashing the application when processing specially crafted PDF files (CISA).

Additional resources


SourceThis report was generated using AI

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