High Severity

Security Bulletin: AIX is vulnerable to a denial of service due to OpenSSL (CVE-2022-0778)

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A vulnerability in OpenSSL could allow a remote attacker to cause a denial of service (CVE-2022-0778). OpenSSL is used by AIX as part of AIX’s secure network communications.

CVE(s): CVE-2022-0778

Affected product(s) and affected version(s):

Affected Product(s) Version(s)
AIX 7.1
AIX 7.2
AIX 7.3
VIOS 3.1

 

The following fileset levels are vulnerable:

Fileset Lower Level Upper Level
openssl.base 1.0.2.500 1.0.2.2103
openssl.base 1.1.1.0 1.1.1.1200
openssl.base 1.1.2.0 1.1.2.1200
openssl.base 20.13.102.1000 20.16.102.2104
 
Note:
 
A. 0.9.8, 1.0.1 OpenSSL versions are out-of-support. Customers are advised to upgrade to currently supported OpenSSL 1.0.2 or 1.1.1 version.
 
B. Latest level of OpenSSL fileset is available from the web download site:
  
To find out whether the affected filesets are installed on your systems, refer to the lslpp command found in the AIX user's guide.
 
Example:  lslpp -L | grep -i openssl.base

Refer to the following reference URLs for remediation and additional vulnerability details:  
Source Bulletin: https://www.ibm.com/support/pages/node/6586112
X-Force Database: https://exchange.xforce.ibmcloud.com/vulnerabilities/221911

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