{"id":"CVE-2022-3640","state":"PUBLISHED","title":"Linux Kernel Bluetooth l2cap_core.c l2cap_conn_del use after free","description":"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.","publishedAt":"2022-10-21T00:00:00.000Z","updatedAt":"2024-08-03T01:14:03.216Z","severity":{"score":5.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","source":"VulDB"},"assigner":"VulDB","products":["Linux Kernel"],"affected":[{"vendor":"Linux","product":"Kernel","versions":[{"version":"n/a","status":"affected"}]}],"references":["https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git/commit/?id=42cf46dea905a80f6de218e837ba4d4cc33d6979","https://vuldb.com/?id.211944","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OD7VWUT7YAU4CJ247IF44NGVOAODAJGC/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DGOIRR72OAFE53XZRUDZDP7INGLIC3E3/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XG2UPX3MQ7RKRJEUMGEH2TLPKZJCBU5C/","https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html","https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html"],"weaknesses":["CWE-119"],"ingestedAt":"2026-10-29T19:50:32.060Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/3xxx/CVE-2022-3640.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2022-3640","state":"PUBLISHED","datePublished":"2022-10-21T00:00:00.000Z","dateUpdated":"2024-08-03T01:14:03.216Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2022-10-21T00:00:00.000Z"},"containers":{"cna":{"title":"Linux Kernel Bluetooth l2cap_core.c l2cap_conn_del use after free","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."}],"affected":[{"vendor":"Linux","product":"Kernel","versions":[{"version":"n/a","status":"affected"}]}],"references":[{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git/commit/?id=42cf46dea905a80f6de218e837ba4d4cc33d6979"},{"url":"https://vuldb.com/?id.211944"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OD7VWUT7YAU4CJ247IF44NGVOAODAJGC/","name":"FEDORA-2022-64ab9153c0","tags":["vendor-advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DGOIRR72OAFE53XZRUDZDP7INGLIC3E3/","name":"FEDORA-2022-65a0a3504a","tags":["vendor-advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XG2UPX3MQ7RKRJEUMGEH2TLPKZJCBU5C/","name":"FEDORA-2022-7aadaadebc","tags":["vendor-advisory"]},{"url":"https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html","name":"[debian-lts-announce] 20221222 [SECURITY] [DLA 3244-1] linux-5.10 security update","tags":["mailing-list"]},{"url":"https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html","name":"[debian-lts-announce] 20221223 [SECURITY] [DLA 3245-1] linux security update","tags":["mailing-list"]}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","attackVector":"ADJACENT_NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"LOW","baseScore":5.5,"baseSeverity":"MEDIUM"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-119","type":"CWE","lang":"en","description":"CWE-119 Memory Corruption -> CWE-416 Use After Free"}]}],"providerMetadata":{"shortName":"VulDB","orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateUpdated":"2022-12-24T00:00:00.000Z"},"x_generator":"vuldb.com"},"adp":[{"title":"CVE Program Container","references":[{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git/commit/?id=42cf46dea905a80f6de218e837ba4d4cc33d6979","tags":["x_transferred"]},{"url":"https://vuldb.com/?id.211944","tags":["x_transferred"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OD7VWUT7YAU4CJ247IF44NGVOAODAJGC/","name":"FEDORA-2022-64ab9153c0","tags":["vendor-advisory","x_transferred"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DGOIRR72OAFE53XZRUDZDP7INGLIC3E3/","name":"FEDORA-2022-65a0a3504a","tags":["vendor-advisory","x_transferred"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XG2UPX3MQ7RKRJEUMGEH2TLPKZJCBU5C/","name":"FEDORA-2022-7aadaadebc","tags":["vendor-advisory","x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html","name":"[debian-lts-announce] 20221222 [SECURITY] [DLA 3244-1] linux-5.10 security update","tags":["mailing-list","x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html","name":"[debian-lts-announce] 20221223 [SECURITY] [DLA 3245-1] linux security update","tags":["mailing-list","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T01:14:03.216Z"}}]}}}