CVE-2023-28484

Description

In libxml2 before 2.10.4, parsing of certain invalid XSD schemas can lead to a NULL pointer dereference and subsequently a segfault. This occurs in xmlSchemaFixupComplexType in xmlschemas.c.

Patch Available

Fix available through Seal Security.  
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Fix without upgrading

Score

Severity

Ecosystem

RPM

Publish Date

April 24, 2023

Modified Date

November 20, 2025

Score Vector

Affected Versions