Double free in IBM Events Operator

Published: 2023-09-22
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-4450
Exploitation vector Network
Public exploit N/A
Vulnerable software
Events Operator
Other software / Other software solutions

Vendor IBM Corporation

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Double Free

EUVDB-ID: #VU71996

Risk: Medium


CVE-ID: CVE-2022-4450


Exploit availability:


The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error within the PEM_read_bio_ex() function. A remote attacker can pass specially crafted PEM file to the application, trigger a double free error and perform a denial of service (DoS) attack.


Install update from vendor's website.

Vulnerable software versions

Events Operator : before 4.8.0

Fixed software versions

CPE2.3 External links

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?