CVE-2020-25689: Missing Release of Memory after Effective Lifetime

May 24, 2022 (updated June 23, 2022)

A memory leak flaw was found in WildFly in all versions up to 21.0.0.Final, where host-controller tries to reconnect in a loop, generating new connections which are not properly closed while not able to connect to domain-controller. This flaw allows an attacker to cause an Out of memory (OOM) issue, leading to a denial of service. The highest threat from this vulnerability is to system availability.

References

bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-25689
github.com/advisories/GHSA-97hp-6q9g-5cw2
nvd.nist.gov/vuln/detail/CVE-2020-25689
security.netapp.com/advisory/ntap-20201123-0006/

Code Behaviors & Features

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