vulnerability
IBM HTTP Server: CVE-2022-43680: libexpat is vulnerable to a denial of service, caused by a use-after free created by overeager destruction of a shared DTD in XML_ExternalEntityParserCreate in out-of-memory situations
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:N/AC:L/Au:N/C:N/I:N/A:C) | Nov 22, 2022 | Nov 26, 2025 | Nov 26, 2025 |
Severity
8
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:C)
Published
Nov 22, 2022
Added
Nov 26, 2025
Modified
Nov 26, 2025
Description
libexpat is vulnerable to a denial of service, caused by a use-after free created by overeager destruction of a shared DTD in XML_ExternalEntityParserCreate in out-of-memory situations. A remote attacker could exploit this vulnerability to cause a denial of service.
Solutions
ibm-http_server-apply-interim-fix-ph50316-for-7_0ibm-http_server-apply-interim-fix-ph50316-for-8_0ibm-http_server-apply-interim-fix-ph50316-for-8_5ibm-http_server-apply-interim-fix-ph50316-for-9_0ibm-http_server-apply-fix-pack-7_0_0_46ibm-http_server-apply-fix-pack-8_0_0_16ibm-http_server-apply-fix-pack-8_5_5_23ibm-http_server-apply-fix-pack-9_0_5_15
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