Bug 2511248 (CVE-2026-67855) - CVE-2026-67855 open62541: open62541: Denial of Service via heap use-after-free
Summary: CVE-2026-67855 open62541: open62541: Denial of Service via heap use-after-free
Keywords:
Status: NEW
Alias: CVE-2026-67855
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2511512
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-08-04 22:01 UTC by OSIDB Bzimport
Modified: 2026-08-05 13:01 UTC (History)
0 users

Fixed In Version:
Clone Of:
Environment:
Last Closed:
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Description OSIDB Bzimport 2026-08-04 22:01:28 UTC 
open62541 contains a heap use-after-free in the GDS PushManagement certificate update workflow when UA_ENABLE_GDS_PUSHMANAGEMENT is enabled. This allows a remote attacker to cause a denial of service.
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