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Vulnerability DatabaseCVE-2022-38233
CVE-2022-38233:
NixOS vulnerability analysis and mitigation
Overview
XPDF commit ffaf11c was discovered to contain a segmentation violation vulnerability (CVE-2022-38233) via DCTStream::readMCURow() function at /xpdf/Stream.cc. The vulnerability was disclosed on August 16, 2022, affecting XPDF software (NVD, AttackerKB).
Technical details
The vulnerability occurs in the DCTStream::readMCURow() function located in Stream.cc file. When processing certain PDF files, the function attempts to perform a write operation to memory address 0x000000000000, which triggers a segmentation violation. The vulnerability requires local access and user interaction to exploit (AttackerKB).
Impact
The vulnerability can lead to a denial of service condition through application crash when processing specially crafted PDF files. The segmentation violation is triggered by a write memory access to an invalid address, which causes the application to terminate unexpectedly (GitHub Issue).
Additional resources
Source: This report was generated using AI
Related NixOS vulnerabilities:
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