Security Bulletin: IBM Watson Speech Services Cartridge for IBM Cloud Pak for Data is vulnerable to a denial of service in libexpat (CVE-2022-43680).

Summary

IBM Watson Speech Services Cartridge for IBM Cloud Pak for Data is vulnerable to a denial of service in libexpat caused by a use-after free memory issue (CVE-2022-43680). libexpat is included as part of the Base OS used by our service images. Please read the details for remediation below.

Vulnerability Details

CVEID:CVE-2022-43680
**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.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/238951 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

Remediation/Fixes

IBM strongly recommends addressing the vulnerability now by upgrading.

Product(s)|**Version(s)
|Remediation/Fix/Instructions
—|—|—
IBM Watson Speech Services Cartridge for IBM Cloud Pak for Data| 4.6.4| The fix in 4.6.4 applies to all versions listed (4.0.0-4.6.3). Version 4.6.4 can be downloaded and installed from: **
<https://www.ibm.com/docs/en/cloud-paks/cp-data/4.6.x?topic=installing&gt;

Workarounds and Mitigations

None