{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2022-42896","assignerOrgId":"14ed7db2-1595-443d-9d34-6215bf890778","state":"PUBLISHED","assignerShortName":"Google","requesterUserId":"ed9b5bb2-2df1-4aa3-9791-5fb260d88e62","dateReserved":"2022-10-12T18:30:19.769Z","datePublished":"2022-11-23T14:11:56.811Z","dateUpdated":"2025-04-21T13:45:57.600Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","packageName":"kernel","product":"Linux Kernel","repo":"https://git.kernel.org","vendor":"Linux","versions":[{"lessThanOrEqual":"711f8c3fb3db61897080468586b970c87c61d9e4","status":"affected","version":"3.0.0","versionType":"custom"}]}],"datePublic":"2022-11-02T23:00:00.000Z","descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<span style=\"background-color: rgb(255, 255, 255);\"><span style=\"background-color: rgb(255, 255, 255);\">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.&nbsp;<span style=\"background-color: rgb(255, 255, 255);\">A remote attacker could execute code leaking kernel memory via Bluetooth if within proximity of the victim.</span><br></span></span><br>We recommend upgrading past commit&nbsp;<a target=\"_blank\" rel=\"nofollow\" href=\"https://www.google.com/url?q=https://github.com/torvalds/linux/commit/b1a2cd50c0357f243b7435a732b4e62ba3157a2e&amp;sa=D&amp;source=buganizer&amp;usg=AOvVaw1MgsfyPTiSrqqs3LAs-ZRS\"></a><a target=\"_blank\" rel=\"nofollow\" href=\"https://www.google.com/url?q=https://github.com/torvalds/linux/commit/711f8c3fb3db61897080468586b970c87c61d9e4&amp;sa=D&amp;source=buganizer&amp;usg=AOvVaw22K1DH0yRHxuiaUXy9_wmV\">https://github.com/torvalds/linux/commit/711f8c3fb3db61897080468586b970c87c61d9e4</a><br><br>"}],"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.\n\nWe recommend upgrading past commit   https://www.google.com/url  https://github.com/torvalds/linux/commit/711f8c3fb3db61897080468586b970c87c61d9e4 https://www.google.com/url \n\n"}],"impacts":[{"capecId":"CAPEC-253","descriptions":[{"lang":"en","value":"CAPEC-253 Remote Code Inclusion"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"ADJACENT_NETWORK","availabilityImpact":"NONE","baseScore":8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-416","description":"CWE-416 Use After Free","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"14ed7db2-1595-443d-9d34-6215bf890778","shortName":"Google","dateUpdated":"2022-11-23T14:13:44.351Z"},"references":[{"url":"https://github.com/torvalds/linux/commit/711f8c3fb3db61897080468586b970c87c61d9e4"},{"url":"https://kernel.dance/#711f8c3fb3db61897080468586b970c87c61d9e4"}],"source":{"discovery":"EXTERNAL"},"title":"Info Leak in l2cap_core in the Linux Kernel","x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-03T13:19:05.444Z"},"title":"CVE Program Container","references":[{"url":"https://github.com/torvalds/linux/commit/711f8c3fb3db61897080468586b970c87c61d9e4","tags":["x_transferred"]},{"url":"https://kernel.dance/#711f8c3fb3db61897080468586b970c87c61d9e4","tags":["x_transferred"]}]},{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-04-21T13:37:08.196759Z","id":"CVE-2022-42896","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-04-21T13:45:57.600Z"}}]}}