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OpenAdvisories
High RHSA-2021:3217 1 CVE

Red Hat Security Advisory: Red Hat JBoss Enterprise Application Platform 7.3 security update

Published Sep 13, 2024 · Updated Sep 8, 2026

Ecosystem: Red Hat

Fixed packages 3

ReleasePackageFixed in
Red Hat · JBoss EAP 7 jboss_enterprise_application_platform:7.3::el6 eap7-undertow 0:2.0.38-2.SP2_redhat_00001.1.el6eap
Red Hat · JBoss EAP 7 jboss_enterprise_application_platform:7.3::el7 eap7-undertow 0:2.0.38-2.SP2_redhat_00001.1.el7eap
Red Hat · JBoss EAP 7 jboss_enterprise_application_platform:7.3::el8 eap7-undertow 0:2.0.38-2.SP2_redhat_00001.1.el8eap

Vulnerabilities 1

  • High 7.5
    CVE-2021-3690

    Undertow vulnerable to memory exhaustion due to buffer leak

    A flaw was found in Undertow. A buffer leak on the incoming WebSocket PONG message may lead to memory exhaustion. This flaw allows an attacker to cause a denial of service. The highest threat from this vulnerability is availability.

    undertow undertow io.undertow:undertow-core Debian Ubuntu Maven

References

  • article
    https://access.redhat.com/security/updates/classification/#important
  • article
    https://access.redhat.com/documentation/en-us/red_hat_jboss_enterprise_application_platform/7.3/
  • article
    https://access.redhat.com/documentation/en-us/red_hat_jboss_enterprise_application_platform/7.3/html-single/installation_guide/
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=1991299
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_3217.json
  • report
    https://access.redhat.com/security/cve/CVE-2021-3690
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2021-3690
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2021-3690