{ "id": "CVE-2022-42896", "sourceIdentifier": "cve-coordination@google.com", "published": "2022-11-23T15:15:10.723", "lastModified": "2023-03-01T20:15:40.987", "vulnStatus": "Analyzed", "descriptions": [ { "lang": "en", "value": "There are use-after-free vulnerabilities in the Linux kernel's net/bluetooth/l2cap_core.c's l2cap_connect and l2cap_le_connect_req functions which may allow code execution and leaking kernel memory (respectively) remotely via Bluetooth. A remote attacker could execute code leaking kernel memory via Bluetooth if within proximity of the victim. We recommend upgrading past commit https://www.google.com/url https://github.com/torvalds/linux/commit/711f8c3fb3db61897080468586b970c87c61d9e4 https://www.google.com/url" } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "attackVector": "ADJACENT_NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH" }, "exploitabilityScore": 2.8, "impactScore": 5.9 }, { "source": "cve-coordination@google.com", "type": "Secondary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N", "attackVector": "ADJACENT_NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "NONE", "baseScore": 8.0, "baseSeverity": "HIGH" }, "exploitabilityScore": 1.6, "impactScore": 5.8 } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-416" } ] }, { "source": "cve-coordination@google.com", "type": "Secondary", "description": [ { "lang": "en", "value": "CWE-416" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.9.335", "matchCriteriaId": "136389E3-6553-4B2F-94DB-15BC9CE17183" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.10", "versionEndExcluding": "4.14.301", "matchCriteriaId": "0EE18A3A-1E78-44D6-9FDB-B267E4819993" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.15", "versionEndExcluding": "4.19.268", "matchCriteriaId": "04705C94-71FA-46AB-AF73-B551892B0EBA" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.20", "versionEndExcluding": "5.4.226", "matchCriteriaId": "274F5087-5805-4D03-8C74-8517300658F1" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.5", "versionEndExcluding": "5.10.154", "matchCriteriaId": "475D097C-AB5A-4CF5-899F-413077854ABD" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.11", "versionEndExcluding": "5.15.78", "matchCriteriaId": "AB8B27B9-B41B-42D5-AE67-0A89A8A8EEB1" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.16", "versionEndExcluding": "6.0.8", "matchCriteriaId": "EC9A754E-625D-42F3-87A7-960D643E2867" } ] } ] } ], "references": [ { "url": "https://github.com/torvalds/linux/commit/711f8c3fb3db61897080468586b970c87c61d9e4", "source": "cve-coordination@google.com", "tags": [ "Patch", "Third Party Advisory" ] }, { "url": "https://kernel.dance/#711f8c3fb3db61897080468586b970c87c61d9e4", "source": "cve-coordination@google.com", "tags": [ "Patch", "Vendor Advisory" ] } ] }