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.
References
History

Wed, 14 Oct 2026 19:30:00 +0000


Fri, 30 May 2025 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2022-10-24T00:00:00.000Z

Updated: 2026-10-14T18:26:49.620Z

Reserved: 2022-10-24T00:00:00.000Z

Link: CVE-2022-43680

cve-icon Vulnrichment

Updated: 2024-08-03T13:40:06.144Z

cve-icon NVD

Status : Modified

Published: 2022-10-24T14:15:53.323

Modified: 2026-10-14T19:16:53.627

Link: CVE-2022-43680

cve-icon Redhat

Severity : Moderate

Publid Date: 2022-10-24T00:00:00Z

Links: CVE-2022-43680 - Bugzilla