{"id":"CVE-2026-97976","revision":"6813df84e66242b99bbc54c28dcdb700","records":[{"revision":"6813df84e66242b99bbc54c28dcdb700","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-97976","aliases":[],"title":"Bluetooth: btintel_pcie: validate packet_len before skb_put_data","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: btintel_pcie: validate packet_len before skb_put_data\n\nbtintel_pcie_submit_rx_work() reads packet_len from rfh_hdr without\nchecking if it exceeds the RX buffer size. An oversized packet_len\ncan lead to an out-of-bounds read in skb_put_data().\n\nValidate packet_len to ensure it is non-zero and does not exceed\nBTINTEL_PCIE_BUFFER_SIZE - sizeof(*rfh_hdr), logging an error when\ninvalid.\n\nThis issue was reported by Claude Mythos. It can be simulated either by\nusing customized firmware configured to return an invalid packet_len or\nby modifying rfh_hdr->packet_len in the driver before calling\nbtintel_pcie_submit_rx_work().","state":0,"publishedAt":"2026-09-25T10:23:14.596+00:00","modifiedAt":"2026-10-19T09:11:43.531+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/bluetooth/btintel_pcie.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"c2b636b3f788d10486a6691ad6dd3ec4c93bd78e\",\n                            \"lessThan\": \"ab0159b1f7214ce9bad9862751e4553e635a21b1\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"c2b636b3f788d10486a6691ad6dd3ec4c93bd78e\",\n                            \"lessThan\": \"73a50c636425cb9f7ab647b5a97bd14dd5610076\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"c2b636b3f788d10486a6691ad6dd3ec4c93bd78e\",\n                            \"lessThan\": \"46884c0f92708f1d218fc94d88800227a19b52f8\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"c2b636b3f788d10486a6691ad6dd3ec4c93bd78e\",\n                            \"lessThan\": \"6436e1b5331b1aebf905c13e0880a37032719b75\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/bluetooth/btintel_pcie.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"6.10\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"6.10\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.111\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.53\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2.7\",\n                            \"lessThanOrEqual\": \"7.2.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.3\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://git.kernel.org/stable/c/ab0159b1f7214ce9bad9862751e4553e635a21b1","https://git.kernel.org/stable/c/73a50c636425cb9f7ab647b5a97bd14dd5610076","https://git.kernel.org/stable/c/46884c0f92708f1d218fc94d88800227a19b52f8","https://git.kernel.org/stable/c/6436e1b5331b1aebf905c13e0880a37032719b75"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-97976","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-97976","identifiers":["CVE-2026-97976"]},"retained":false,"historicalAffected":[]}],"coverage":[]}