Bug 2512026

Summary: CVE-2026-67860 open62541: open62541: Heap-based buffer overflow in HistoryRead path [fedora-all]
Product: [Fedora] Fedora Reporter: Srikanth Balasubramanian <sbalasub>
Component: open62541Assignee: Jens Reimann <jreimann>
Status: ON_QA --- QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: unspecified Docs Contact:
Priority: unspecified    
Version: 45CC: jreimann, thofmann
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["99769628-9a48-478d-82a7-b7002ac9345d"]}
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
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Bug Depends On:    
Bug Blocks: 2511285    

Description Srikanth Balasubramanian 2026-08-06 13:32:57 UTC
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.

open62541 1.5.5 contains a heap-based buffer overflow in the default HistoryRead path when the default history database is used with the memory backend.

Comment 1 Aoife Moloney 2026-08-17 15:48:28 UTC
This bug appears to have been reported against 'rawhide' during the Fedora Linux 45 development cycle.
Changing version to 45.

Comment 2 Fedora Update System 2026-09-08 08:02:21 UTC
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

Comment 3 Fedora Update System 2026-09-09 00:53:59 UTC
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.

Comment 4 Fedora Update System 2026-09-09 04:35:52 UTC
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.

Comment 5 Fedora Update System 2026-09-09 05:05:17 UTC
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.