CVE-2025-7964

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Source
https://cve.org/CVERecord?id=CVE-2025-7964
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-7964.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2025-7964
Published
2026-01-30T15:02:53.825Z
Modified
2026-07-15T01:49:07.934765679Z
Severity
  • 9.2 (Critical) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H CVSS Calculator
Summary
Zigbee Router Denial of Service
Details

After receiving a

malformed 802.15.4 MAC Data Request

the Zigbee Coordinator sends a ‘network leave’ request to Zigbee router resulting in the Zigbee Router getting stuck in a non-rejoinable state. If a suitable parent is not available, the end devices will be unable to rejoin. A manual recommissioning is required to recover the Zigbee Router.

Database specific 
{
    "cna_assigner": "Silabs",
    "cwe_ids": [
        "CWE-229"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/7xxx/CVE-2025-7964.json"
}
References

Affected packages

Git / github.com/siliconlabs/gecko_sdk

Affected ranges

Type
GIT
Repo
https://github.com/siliconlabs/gecko_sdk
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
59d2160fe448b13730a91c0f019a8b4c53c43eb2
Database specific 
{
    "source": "AFFECTED_FIELD",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "4.4.6"
        }
    ]
}

Affected versions

v4.*
v4.2.0
v4.2.1
v4.2.2
v4.2.3
v4.3.0
v4.3.1
v4.3.2
v4.4.0
v4.4.1
v4.4.2
v4.4.3
v4.4.4
v4.4.5
v4.4.6

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-7964.json"

Git / github.com/siliconlabs/simplicity_sdk

Affected ranges

Type
GIT
Repo
https://github.com/siliconlabs/simplicity_sdk
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
4c4c7151c8a5953a6afc1e926c0bbb9e4e1893de
Database specific 
{
    "source": "AFFECTED_FIELD",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "2025.6.1"
        }
    ]
}

Affected versions

v2024.*
v2024.12.0
v2024.12.1-0
v2024.12.2
v2024.6.0
v2024.6.1-0
v2024.6.2
v2025.*
v2025.6.0
v2025.6.1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-7964.json"