What’s Vulnerable › Vulnerabilities

CVE-2024-4568: Stack overflow in Xpdf 4.05 due to object loop in PDF resources

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-05-06 · updated 2026-06-17
• Weakness: CWE-674

Description

In Xpdf 4.05 (and earlier), a PDF object loop in the PDF resources leads to infinite recursion and a stack overflow.

Affected products

• Xpdf: through 4.05

References

• https://www.xpdfreader.com/security-bug/object-loops.html
• https://www.xpdfreader.com/security-bug/object-loops.html

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