{"uuid": "b8064bbc-29b6-4747-8a15-a169bb511809", "vulnerability": {"vulnId": "CVE-2021-22600", "altId": []}, "gcve": {"origin_uuid": "405284c2-e461-4670-8979-7fd2c9755a60", "object_uuid": "b8064bbc-29b6-4747-8a15-a169bb511809"}, "status": {"exploited": true, "status_reason": "confirmed", "status_updated_at": "2022-04-11T00:00:00+00:00"}, "characteristics": {}, "timestamps": {"asserted_at": "2022-04-11T00:00:00Z", "recorded_at": "2026-02-02T13:24:01Z", "first_seen_at": "2022-04-11T00:00:00Z"}, "scope": {"notes": "KEV entry: Linux Kernel Privilege Escalation Vulnerability | Affected: Linux / Kernel | Description: Linux Kernel contains a flaw in the packet socket (AF_PACKET) implementation which could lead to incorrectly freeing memory. A local user could exploit this for denial-of-service (DoS) or possibly for privilege escalation. | Required action: Apply updates per vendor instructions. | Due date: 2022-05-02 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://nvd.nist.gov/vuln/detail/CVE-2021-22600"}, "evidence": [{"type": "vendor_report", "source": "cisa-kev", "signal": "successful_exploitation", "confidence": 0.8, "details": {"cwes": ["CWE-415"], "feed": "CISA Known Exploited Vulnerabilities Catalog", "product": "Kernel", "due_date": "2022-05-02", "date_added": "2022-04-11", "vendorProject": "Linux", "vulnerabilityName": "Linux Kernel Privilege Escalation Vulnerability", "knownRansomwareCampaignUse": "Unknown"}}], "references": [{"id": "CVE-2021-22600", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2021-22600"}]}