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CVE-2026-102993

pypdf: Possible large memory usage when retrieving Roman page labels PUBLISHED

Description (CNA)

pypdf is a free and open-source pure-python PDF library. Prior to 6.17.0, a crafted PDF can provide unusually large Roman page-label values that cause pypdf/_page_labels.py to generate excessively large numeral strings when an application retrieves document page labels, consuming large amounts of memory and potentially making the application unavailable. This issue is fixed in version 6.17.0.

Affected (CNA)

Vendor / productVersions
py-pdf / pypdfaffected < 6.17.0

CWE

CWE-400, CWE-770

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.