CVE-2025-11896: Stack overflow in Xpdf 4.05 due to object loop in PDF CMap
Published Oct 16, 2025
·Updated
In Xpdf 4.05 (and earlier), a PDF object loop in a CMap, via the "UseCMap" entry, leads to infinite recursion and a stack overflow.
Affected Software
1 affected component
xpdf Xpdf<4.05
Event History
Oct 16, 2025
CVE Published
via MITRE·09:59 PM
Data Sourced
via MITRE·09:59 PM
DescriptionWeakness
Data Sourced
via NVD·10:15 PM
DescriptionSeverityWeakness
Frequently Asked Questions
1
What is the severity of CVE-2025-11896?
CVE-2025-11896 has a high severity due to its potential to cause a stack overflow and crash the Xpdf application.
2
How do I fix CVE-2025-11896?
To fix CVE-2025-11896, you should upgrade Xpdf to version 4.06 or later to eliminate the vulnerability.
3
What systems are affected by CVE-2025-11896?
CVE-2025-11896 affects Xpdf versions 4.05 and earlier.
4
What type of vulnerability is CVE-2025-11896?
CVE-2025-11896 is a stack overflow vulnerability caused by a PDF object loop in Xpdf.
5
How does CVE-2025-11896 impact users of Xpdf?
Users of Xpdf may experience application crashes or instability when processing specially crafted PDF files containing object loops.