CVE-2024-2971— Out-of-bounds array access due to negative object numbers in indirect references in Xpdf 4.05
Quick assessment
Affected
Xpdf Xpdf
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Xpdf是Xpdf公司的一个免费的 PDF 查看器和工具包，包括文本提取器、图像转换器、HTML 转换器等。 Xpdf 4.05 及之前版本存在安全漏洞，该漏洞源于 PDF 文件中间接引用负对象编号可能会导致数组写入越界。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2024-2971
Vulnerability Information
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Vulnerability Title
Out-of-bounds array access due to negative object numbers in indirect references in Xpdf 4.05
Source: CVE Program / CVE List V5
Vulnerability Description
Out-of-bounds array write in Xpdf 4.05 and earlier, triggered by negative object number in indirect reference in the input PDF file.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存写
Source: CVE Program / CVE List V5
Vulnerability Title
Xpdf 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Xpdf是Xpdf公司的一个免费的 PDF 查看器和工具包，包括文本提取器、图像转换器、HTML 转换器等。 Xpdf 4.05 及之前版本存在安全漏洞，该漏洞源于 PDF 文件中间接引用负对象编号可能会导致数组写入越界。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2024-2971
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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No public POC found.
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Other References for CVE-2024-2971 (1)
IV. Related Vulnerabilities
Same product: Xpdf
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CVE-2026-85458
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Same vendor: Xpdf
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CVE-2026-85458
Divide-by-zero in Xpdf 4.06 due to zero-height Type 3 glyph -
CVE-2026-4407
Out-of-bounds array write in Xpdf 4.06 due to missing valida -
CVE-2025-11896
Stack overflow in Xpdf 4.05 due to object loop in PDF CMap -
CVE-2025-3154
Out-of-bounds array write due to invalid VerticesPerRow in X -
CVE-2025-2574
Out-of-bounds array write in Xpdf 4.05 due to incorrect inte
Same weakness: CWE-787
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V. Comments for CVE-2024-2971
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