CVE-2024-7866— Stack overflow in Xpdf 4.05 due to object loop in PDF pattern
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版本及之前版本存在安全漏洞，该漏洞源于模式资源中的PDF对象循环会导致无限递归和堆栈溢出。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2024-7866
Vulnerability Information
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Vulnerability Title
Stack overflow in Xpdf 4.05 due to object loop in PDF pattern
Source: CVE Program / CVE List V5
Vulnerability Description
In Xpdf 4.05 (and earlier), a PDF object loop in a pattern resource leads to infinite recursion and a stack overflow.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
未经控制的递归
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版本及之前版本存在安全漏洞，该漏洞源于模式资源中的PDF对象循环会导致无限递归和堆栈溢出。
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-2024-7866
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Pages for CVE-2024-7866 (1)
Same Patch Batch · Xpdf · 2024-08-15 · 3 CVEs total
| CVE-2024-7868 | Uninitialized variable in Xpdf 4.05 due to invalid JPEG header | |
| CVE-2024-7867 | Integer overflow and divide-by-zero in Xpdf 4.05 due to bogus page box coordinates |
IV. Related Vulnerabilities
Same product: 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 vendor: Xpdf
-
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-674
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V. Comments for CVE-2024-7866
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