{"id": "CVE-2021-22600", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "
[email protected]", "cvssData": {"version": "2.0", "baseScore": 7.2, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Secondary", "source": "
[email protected]", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 6.6, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:H", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}, "impactScore": 5.3, "exploitabilityScore": 0.8}, {"type": "Primary", "source": "
[email protected]", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.0, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.0}]}, "published": "2022-01-26T14:15:08.123", "references": [{"url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=ec6af094ea28f0f2dda1a6a33b14cd57e36a9755", "tags": ["Mailing List", "Patch"], "source": "
[email protected]"}, {"url": "https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html", "tags": ["Mailing List", "Third Party Advisory"], "source": "
[email protected]"}, {"url": "https://security.netapp.com/advisory/ntap-20230110-0002/", "tags": ["Third Party Advisory"], "source": "
[email protected]"}, {"url": "https://www.debian.org/security/2022/dsa-5096", "tags": ["Third Party Advisory"], "source": "
[email protected]"}, {"url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=ec6af094ea28f0f2dda1a6a33b14cd57e36a9755", "tags": ["Mailing List", "Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html", "tags": ["Mailing List", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://security.netapp.com/advisory/ntap-20230110-0002/", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.debian.org/security/2022/dsa-5096", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-22600", "tags": ["US Government Resource"], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "
[email protected]", "description": [{"lang": "en", "value": "CWE-415"}]}, {"type": "Primary", "source": "
[email protected]", "description": [{"lang": "en", "value": "CWE-415"}]}], "descriptions": [{"lang": "en", "value": "A double free bug in packet_set_ring() in net/packet/af_packet.c can be exploited by a local user through crafted syscalls to escalate privileges or deny service. We recommend upgrading kernel past the effected versions or rebuilding past ec6af094ea28f0f2dda1a6a33b14cd57e36a9755"}, {"lang": "es", "value": "Un bug de doble liberaci\u00f3n en la funci\u00f3n packet_set_ring() en el archivo net/packet/af_packet.c puede ser explotado por un usuario local mediante syscalls dise\u00f1ados para escalar privilegios o denegar el servicio. Es recomendado actualizar el kernel m\u00e1s all\u00e1 de las versiones afectadas o reconstruir m\u00e1s all\u00e1 de ec6af094ea28f0f2dda1a6a33b14cd57e36a9755"}], "lastModified": "2025-10-24T13:54:34.160", "cisaActionDue": "2022-05-02", "cisaExploitAdd": "2022-04-11", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:netapp:8300_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4E73901F-666D-4D8B-BDFD-93DD2F70C74B"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:netapp:8300:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "D0FD5AED-42CF-4918-B32C-D675738EF15C"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:netapp:8700_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "34B25BEF-8708-4E2C-8BA6-EBCD5267EB04"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:netapp:8700:-:*:*:*:*:*:*:*", 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[email protected]", "cisaRequiredAction": "Apply updates per vendor instructions.", "cisaVulnerabilityName": "Linux Kernel Privilege Escalation Vulnerability"}
