CVE-2022-3640

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{"affected": [{"affectedData": [{"product": "Kernel", "vendor": "Linux", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cna@vuldb.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "D84C81C1-D061-4258-9090-FF12425AB73D", "versionEndExcluding": "4.9.333", "versionStartIncluding": "4.9.326", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "E3955807-4322-48D0-9AEB-D6BFA82DD383", "versionEndExcluding": "4.14.299", "versionStartIncluding": "4.14.291", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "E0DEA1BD-2B66-4FD7-B05F-DC59DD6882D8", "versionEndExcluding": "4.19.265", "versionStartIncluding": "4.19.255", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "A073F673-EF17-46A8-A925-83B17398CBBD", "versionEndExcluding": "5.4.224", "versionStartIncluding": "5.4.209", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "41E4FAC9-2C06-49C6-B571-F3C809F45578", "versionEndExcluding": "5.10.154", "versionStartIncluding": "5.10.135", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "57ADDB24-2161-43D0-903E-71CE5568E241", "versionEndExcluding": "5.15.79", "versionStartIncluding": "5.15.59", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "9AD1CF46-3373-4654-9949-503286317280", "versionEndExcluding": "6.0.8", "versionStartIncluding": "5.18.16", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*", "matchCriteriaId": "80E516C0-98A4-4ADE-B69F-66A772E2BAAA", "vulnerable": true}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*", "matchCriteriaId": "5C675112-476C-4D7C-BCB9-A2FB2D0BC9FD", "vulnerable": true}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*", "matchCriteriaId": "E30D0E6F-4AE8-4284-8716-991DFA48CC5D", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*", "matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability, which was classified as critical, was found in Linux Kernel. Affected is the function l2cap_conn_del of the file net/bluetooth/l2cap_core.c of the component Bluetooth. The manipulation leads to use after free. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-211944."}, {"lang": "es", "value": "Se ha encontrado una vulnerabilidad, clasificada como cr\u00edtica, en el Kernel de Linux. Est\u00e1 afectada la funci\u00f3n l2cap_conn_del del archivo net/bluetooth/l2cap_core.c del componente Bluetooth. La manipulaci\u00f3n conlleva a un uso de memoria previamente liberada. Es recomendado aplicar un parche para corregir este problema. El identificador de esta vulnerabilidad es VDB-211944"}], "id": "CVE-2022-3640", "lastModified": "2026-06-17T04:59:56.043", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "LOW", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 2.1, "impactScore": 3.4, "source": "cna@vuldb.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-10-21T15:15:09.427", "references": [{"source": "cna@vuldb.com", "tags": ["Exploit", "Mailing List", "Patch", "Vendor Advisory"], "url": "https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git/commit/?id=42cf46dea905a80f6de218e837ba4d4cc33d6979"}, {"source": "cna@vuldb.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html"}, {"source": "cna@vuldb.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html"}, {"source": "cna@vuldb.com", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DGOIRR72OAFE53XZRUDZDP7INGLIC3E3/"}, {"source": "cna@vuldb.com", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OD7VWUT7YAU4CJ247IF44NGVOAODAJGC/"}, {"source": "cna@vuldb.com", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XG2UPX3MQ7RKRJEUMGEH2TLPKZJCBU5C/"}, {"source": "cna@vuldb.com", "tags": ["Third Party Advisory"], "url": "https://vuldb.com/?id.211944"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Mailing List", "Patch", "Vendor Advisory"], "url": "https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git/commit/?id=42cf46dea905a80f6de218e837ba4d4cc33d6979"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DGOIRR72OAFE53XZRUDZDP7INGLIC3E3/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OD7VWUT7YAU4CJ247IF44NGVOAODAJGC/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XG2UPX3MQ7RKRJEUMGEH2TLPKZJCBU5C/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://vuldb.com/?id.211944"}], "sourceIdentifier": "cna@vuldb.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-119"}], "source": "cna@vuldb.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-416"}], "source": "nvd@nist.gov", "type": "Secondary"}]}

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