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Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process. An issue in open62541 v.1.5.5 and before allows a remote attacker to cause a denial of service via crafted CreateSubscription, CreateMonitoredItems(Sampling), Publish, TransferSubscriptions, and DeleteSubscriptions requests
This bug appears to have been reported against 'rawhide' during the Fedora Linux 45 development cycle. Changing version to 45.
FEDORA-2026-8cbd9e2c8b (open62541-1.5.8-1.fc43) has been submitted as an update to Fedora 43. https://bodhi.fedoraproject.org/updates/FEDORA-2026-8cbd9e2c8b
FEDORA-2026-3fd073ad5b has been pushed to the Fedora 45 testing repository. Soon you'll be able to install the update with the following command: `sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-3fd073ad5b` You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-3fd073ad5b See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.
FEDORA-2026-8cbd9e2c8b has been pushed to the Fedora 43 testing repository. Soon you'll be able to install the update with the following command: `sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-8cbd9e2c8b` You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-8cbd9e2c8b See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.
FEDORA-2026-6d919ea521 has been pushed to the Fedora 44 testing repository. Soon you'll be able to install the update with the following command: `sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-6d919ea521` You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-6d919ea521 See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.
FEDORA-2026-3fd073ad5b (open62541-1.5.8-1.fc45) has been pushed to the Fedora 45 stable repository. If problem still persists, please make note of it in this bug report.
FEDORA-2026-6d919ea521 (open62541-1.5.8-1.fc44) has been pushed to the Fedora 44 stable repository. If problem still persists, please make note of it in this bug report.
FEDORA-2026-8cbd9e2c8b (open62541-1.5.8-1.fc43) has been pushed to the Fedora 43 stable repository. If problem still persists, please make note of it in this bug report.