UBUNTU-CVE-2026-63362

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Source
https://ubuntu.com/security/CVE-2026-63362
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-63362.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-63362
Upstream
Published
2026-07-31T00:00:00Z
Modified
2026-07-31T14:39:57.038414770Z
Severity
  • Ubuntu - medium
Summary
[none]
Details

(An unsigned integer underflow in the PubSub signature verification pat ...)

References

Affected packages

Ubuntu:26.04:LTS / open62541

Package

Name
open62541
Purl
pkg:deb/ubuntu/open62541?arch=source&distro=resolute

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*
1.4.11.1-1
1.4.11.1-1build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libopen62541-1.4",
            "binary_version": "1.4.11.1-1build1"
        },
        {
            "binary_name": "libopen62541-1.4-tools",
            "binary_version": "1.4.11.1-1build1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-63362.json"