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Vulnerability DatabaseCVE-2022-0306
CVE-2022-0306:
vulnerability analysis and mitigation
Overview
CVE-2022-0306 is a heap buffer overflow vulnerability discovered in PDFium component of Google Chrome versions prior to 97.0.4692.99. The vulnerability was reported by Sergei Glazunov of Google Project Zero on December 29, 2021, and was officially patched in January 2022 (Chrome Blog, NVD).
Technical details
The vulnerability is classified as a heap buffer overflow in the PDFium component, which is Chrome's PDF rendering engine. This type of vulnerability occurs when a program writes more data to a memory buffer than it can hold, potentially leading to memory corruption. The issue could be triggered via a crafted HTML page (CVE Mitre).
Impact
If successfully exploited, this vulnerability could allow a remote attacker to potentially exploit heap corruption through a specially crafted HTML page. This could lead to arbitrary code execution within the context of the browser (NVD).
Mitigation and workarounds
The vulnerability was patched in Chrome version 97.0.4692.99. Users are advised to update their Chrome browser to this version or later to mitigate the risk. The fix was released as part of a larger security update that addressed multiple vulnerabilities (Chrome Blog).
Additional resources
Source: This report was generated using AI
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