PKIX draft CompositeVerifier accepts empty signature sequence as valid
Summary
PKIX draft CompositeVerifier accepts empty signature sequence as valid. Red Hat rates this important (CVSS 7.5). Weakness: CWE-347. Affected package(s): eap8-bouncycastle, devspaces/openvsx-rhel9:1779528224, eap8-guava-failureaccess, eap8-activemq-artemis, eap8-netty-transport-native-epoll, eap8-reactivex-rxjava. Resolved in Red Hat advisory RHSA-2026:14276 — update the affected packages (`sudo dnf update`).
- eap8-bouncycastle-0:1.84.0-1.redhat_00001.1.el8eap
- devspaces/openvsx-rhel9:1779528224
- eap8-guava-failureaccess-0:1.0.3-1.redhat_00001.1.el9eap
- eap8-activemq-artemis-0:2.40.0-6.redhat_00012.1.el9eap
- eap8-netty-transport-native-epoll-0:4.1.132-1.Final_redhat_00001.1.el9eap
- eap8-reactivex-rxjava-0:3.1.12-1.redhat_00001.1.el9eap
- eap8-wildfly-openssl-0:2.3.0-1.Final_redhat_00001.1.el9eap
- bcpkix-jdk15to18
- eap8-jboss-metadata-0:16.1.0-1.Final_redhat_00001.1.el9eap
- eap8-angus-0:2.0.5-1.redhat_00001.1.el9eap
- eap8-plexus-utils-0:3.6.1-1.redhat_00001.1.el9eap
- bcpkix-fips
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
- RHSA-2026:14276
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
Mitigation checklist
- Update the affected package(s) to the fixed version shipped in RHSA-2026:14276 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
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