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Vulnerability DatabaseCVE-2022-24197
CVE-2022-24197:
Java vulnerability analysis and mitigation
Overview
iText v7.1.17 was discovered to contain a stack-based buffer overflow vulnerability in the ByteBuffer.append component. This vulnerability was assigned CVE-2022-24197 and was discovered in February 2022 (NVD, GitHub PR).
Technical details
The vulnerability manifests as a stack overflow error in multiple components of the iText library, particularly in the ByteBuffer.append functionality and related PDF tokenizer operations. The issue affects various components including PdfTokenizer, RandomAccessFileOrArray, and PdfReader classes (GitHub PR).
Impact
When exploited, this vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted PDF file (NVD).
Mitigation and workarounds
The vulnerability was fixed in iText version 7.2.2 with commit 88c9cb7. Users are advised to upgrade to version 7.1.18 or later which includes the security fix (GitHub Release).
Community reactions
The iText development team acknowledged the vulnerability and implemented fixes in subsequent releases. The issue was initially reported by security researchers Zhang Cen, Huang Wenjie, and Zhang Xiaohan (GitHub PR).
Additional resources
Source: This report was generated using AI
Related Java vulnerabilities:
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