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Date: Wed, 3 Jan 2024 10:01:09 +0100
From: Arrigo Marchiori <>
Subject: CVE-2022-43680: Apache OpenOffice: "Use after free" fixed in libexpat

*** This announcement is a correction to the one sent on 28 December 2023.
*** The "Affected versions" information was wrong.

Severity: Moderate

Affected versions:

- Apache OpenOffice through 4.1.14


In libexpat through 2.4.9, there is a use-after free caused by
overeager destruction of a shared DTD in
XML_ExternalEntityParserCreate in out-of-memory situations.


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