CVE-2023-4504

CVE-2023-4504: OpenPrinting CUPS/libppd Postscript Parsing Heap Overflow

Vendor Openprinting
Product CUPS
Weakness CWE-122
Published September 21, 2023
Last update November 4, 2025
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CVSS base score

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What the vulnerability does

01Description

Due to failure in validating the length provided by an attacker-crafted PPD PostScript document, CUPS and libppd are susceptible to a heap-based buffer overflow and possibly code execution. This issue has been fixed in CUPS version 2.4.7, released in September of 2023.

Key dates

02Disclosure timeline

September 21, 2023 CVE published
November 4, 2025 Record updated