Executive Summary

This vulnerability exists in Poppler's Splash backend, specifically in the tilingPatternFill function. A remote attacker can exploit it by creating a malicious PDF file that triggers an integer overflow during rendering. This overflow causes the program to allocate less heap memory than needed, which then allows an out-of-bounds write to occur.

As a result, the attacker may be able to execute arbitrary code, disclose sensitive information, or cause a denial of service within the application processing the PDF.

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Impact Analysis

Exploitation of this vulnerability can have serious impacts including arbitrary code execution, which means an attacker could run malicious code on your system.

It can also lead to information disclosure, potentially exposing sensitive data handled by the affected application.

Additionally, it can cause denial of service, disrupting the normal operation of the application processing the PDF files.

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Compliance Impact

This vulnerability in Poppler's Splash backend could lead to arbitrary code execution, information disclosure, or denial of service when processing malicious PDF files.

Such outcomes may impact compliance with standards and regulations like GDPR and HIPAA, which require protection of sensitive information and system integrity.

Specifically, information disclosure could violate data privacy requirements, and denial of service or code execution could compromise system availability and security controls mandated by these regulations.

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