Bug 2509626 (CVE-2026-63559) - CVE-2026-63559 open62541: open62541: Information disclosure via integer overflow
Summary: CVE-2026-63559 open62541: open62541: Information disclosure via integer overflow
Keywords:
Status: NEW
Alias: CVE-2026-63559
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: 2509793
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-07-30 22:01 UTC by OSIDB Bzimport
Modified: 2026-07-31 14:55 UTC (History)
0 users

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

Attachments (Terms of Use)

Description OSIDB Bzimport 2026-07-30 22:01:32 UTC 
An integer overflow in the UA_Variant arrayDimensions product 
computation in open62541 may allow a remote attacker to read 
out-of-bounds heap memory, potentially disclosing sensitive information.
Note You need to log in before you can comment on or make changes to this bug.