{"api_version":"1","generated_at":"2026-06-02T23:40:05+00:00","cve":"CVE-2026-45835","urls":{"html":"https://cve.report/CVE-2026-45835","api":"https://cve.report/api/cve/CVE-2026-45835.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-45835","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-45835"},"summary":{"title":"Bluetooth: L2CAP: Fix null-ptr-deref in l2cap_sock_new_connection_cb()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: L2CAP: Fix null-ptr-deref in l2cap_sock_new_connection_cb()\n\nAdd the same NULL guard already present in\nl2cap_sock_resume_cb() and l2cap_sock_ready_cb().","state":"PUBLISHED","assigner":"Linux","published_at":"2026-05-26 17:16:48","updated_at":"2026-06-01 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Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-45835","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 80808e431e1ef25856457de82ce141bed6a6313a 140b63cb46f2855ac4ec8fba2f1e974a9c2974e8 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 80808e431e1ef25856457de82ce141bed6a6313a 2422eaed0925973c0f318c94eb13e76f14c7381e git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 80808e431e1ef25856457de82ce141bed6a6313a 684a1f9ee2325437ae18ac5371884e4c6a25ae73 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 80808e431e1ef25856457de82ce141bed6a6313a ab77c8bc30269bee15d917059a66bea48909f5f0 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 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00:05:19"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/bluetooth/l2cap_sock.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"140b63cb46f2855ac4ec8fba2f1e974a9c2974e8","status":"affected","version":"80808e431e1ef25856457de82ce141bed6a6313a","versionType":"git"},{"lessThan":"2422eaed0925973c0f318c94eb13e76f14c7381e","status":"affected","version":"80808e431e1ef25856457de82ce141bed6a6313a","versionType":"git"},{"lessThan":"684a1f9ee2325437ae18ac5371884e4c6a25ae73","status":"affected","version":"80808e431e1ef25856457de82ce141bed6a6313a","versionType":"git"},{"lessThan":"ab77c8bc30269bee15d917059a66bea48909f5f0","status":"affected","version":"80808e431e1ef25856457de82ce141bed6a6313a","versionType":"git"},{"lessThan":"bc3bb9f40da8e53896abc2d29c6d0c6686fe4ab9","status":"affected","version":"80808e431e1ef25856457de82ce141bed6a6313a","versionType":"git"},{"lessThan":"741e6024e31587b0c021b6616a9e428a4ea0b64a","status":"affected","version":"80808e431e1ef25856457de82ce141bed6a6313a","versionType":"git"},{"lessThan":"76083fb80f5a38ac13326b2d810f66bd07771eea","status":"affected","version":"80808e431e1ef25856457de82ce141bed6a6313a","versionType":"git"},{"lessThan":"0a120d96166301d7a95be75b52f843837dbd1219","status":"affected","version":"80808e431e1ef25856457de82ce141bed6a6313a","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["net/bluetooth/l2cap_sock.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"3.1"},{"lessThan":"3.1","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.258","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.209","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.175","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.140","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.88","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.30","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.7","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1-rc3","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.10.258","versionStartIncluding":"3.1","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.209","versionStartIncluding":"3.1","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.175","versionStartIncluding":"3.1","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.140","versionStartIncluding":"3.1","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.88","versionStartIncluding":"3.1","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.30","versionStartIncluding":"3.1","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0.7","versionStartIncluding":"3.1","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1-rc3","versionStartIncluding":"3.1","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: L2CAP: Fix null-ptr-deref in l2cap_sock_new_connection_cb()\n\nAdd the same NULL guard already present in\nl2cap_sock_resume_cb() and l2cap_sock_ready_cb()."}],"providerMetadata":{"dateUpdated":"2026-06-01T16:16:15.909Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/140b63cb46f2855ac4ec8fba2f1e974a9c2974e8"},{"url":"https://git.kernel.org/stable/c/2422eaed0925973c0f318c94eb13e76f14c7381e"},{"url":"https://git.kernel.org/stable/c/684a1f9ee2325437ae18ac5371884e4c6a25ae73"},{"url":"https://git.kernel.org/stable/c/ab77c8bc30269bee15d917059a66bea48909f5f0"},{"url":"https://git.kernel.org/stable/c/bc3bb9f40da8e53896abc2d29c6d0c6686fe4ab9"},{"url":"https://git.kernel.org/stable/c/741e6024e31587b0c021b6616a9e428a4ea0b64a"},{"url":"https://git.kernel.org/stable/c/76083fb80f5a38ac13326b2d810f66bd07771eea"},{"url":"https://git.kernel.org/stable/c/0a120d96166301d7a95be75b52f843837dbd1219"}],"title":"Bluetooth: L2CAP: Fix null-ptr-deref in l2cap_sock_new_connection_cb()","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-45835","datePublished":"2026-05-26T16:14:12.195Z","dateReserved":"2026-05-13T15:03:33.077Z","dateUpdated":"2026-06-01T16:16:15.909Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-05-26 17:16:48","lastModifiedDate":"2026-06-01 17:17:11","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"45835","Ordinal":"1","Title":"Bluetooth: L2CAP: Fix null-ptr-deref in l2cap_sock_new_connectio","CVE":"CVE-2026-45835","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"45835","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: L2CAP: Fix null-ptr-deref in l2cap_sock_new_connection_cb()\n\nAdd the same NULL guard already present in\nl2cap_sock_resume_cb() and l2cap_sock_ready_cb().","Type":"Description","Title":"Bluetooth: L2CAP: Fix null-ptr-deref in l2cap_sock_new_connectio"}]}}}