Bug 2512027 - CVE-2026-18785 open62541: open62541: Use-after-free vulnerability via local manipulation [fedora-all]
Summary: CVE-2026-18785 open62541: open62541: Use-after-free vulnerability via local m...
Keywords:
Status: NEW
Alias: None
Product: Fedora
Classification: Fedora
Component: open62541
Version: 45
Hardware: Unspecified
OS: Unspecified
medium
medium
Target Milestone: ---
Assignee: Jens Reimann
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard: {"flaws": ["da7a4669-07cb-456f-875c-1...
Depends On:
Blocks: CVE-2026-18785
TreeView+ depends on / blocked
 
Reported: 2026-08-06 13:33 UTC by Srikanth Balasubramanian
Modified: 2026-08-17 15:48 UTC (History)
2 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Type: ---
Embargoed:


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Description Srikanth Balasubramanian 2026-08-06 13:33:52 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.

A vulnerability was determined in o6 open62541 ca356b088ada7dee824d1b4acd07c1ff07ce242b. Impacted is the function UA_Client_getRemoteDataTypes of the file examples/custom_datatype/client_types_custom.c. Executing a manipulation can lead to use after free. It is possible to launch the attack on the local host. The exploit has been publicly disclosed and may be utilized. The project closed the issue report, stating that this is not the official way to report a security vulnerability.

Comment 1 Aoife Moloney 2026-08-17 15:48:30 UTC
This bug appears to have been reported against 'rawhide' during the Fedora Linux 45 development cycle.
Changing version to 45.


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