PT-2022-27032 · Ibm · Aix+2

Published 2022-12-14 · Updated 2023-01-06 · CVE-2022-43848

Positive Technologies (AI Summary)

CVSS v3.1

6.2

Medium

Base vector

AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions IBM AIX versions 7.1 through 7.3 VIOS version 3.1

Description The issue allows a non-privileged local user to exploit a vulnerability in the AIX kernel extension to cause a denial of service. This can be achieved through the AIX perfstat kernel extension.

Recommendations For IBM AIX versions 7.1 through 7.3, consider restricting access to the perfstat kernel extension until a patch is available. For VIOS version 3.1, consider restricting access to the perfstat kernel extension until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2022-43848

Affected Products

Aix

Ibm Aix

Vios

References · 6

• https://ibm.com/support/pages/node/6847947 · Vendor Advisory
• https://exchange.xforce.ibmcloud.com/vulnerabilities/239169 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-43848 · Security Note
• https://osv.dev/vulnerability/CVE-2022-43848 · Vendor Advisory
• https://t.me/cvenotify/40554 · Telegram Post
• https://aix.software.ibm.com/aix/efixes/security/kernel_advisory5.asc · Note