{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-98730","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-09-25T10:25:14.366Z","datePublished":"2026-10-18T15:47:07.600Z","dateUpdated":"2026-10-19T09:24:40.788Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-10-19T09:24:40.788Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: btintel_pcie: reject oversized TX packets in send_frame()\n\nbtintel_pcie_send_frame() eventually copies skb->data into a fixed\nBTINTEL_PCIE_BUFFER_SIZE (4096) DMA buffer via memcpy() in\nbtintel_pcie_prepare_tx(), with a 4-byte PCIe type header prepended.\nA user-space process with HCI_CHANNEL_USER access can inject an\noversized packet and overflow the buffer.\n\nReject packets larger than\nBTINTEL_PCIE_BUFFER_SIZE - BTINTEL_PCIE_HCI_TYPE_LEN on entry."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/bluetooth/btintel_pcie.c"],"versions":[{"version":"6e65a09f927566f257322358d429b267548473eb","lessThan":"3d6ba6be9bef13edcd4ad74f7cfdd0c34db4d2bc","status":"affected","versionType":"git"},{"version":"6e65a09f927566f257322358d429b267548473eb","lessThan":"84df222de86eabed543361025ed54ce838c0b573","status":"affected","versionType":"git"},{"version":"6e65a09f927566f257322358d429b267548473eb","lessThan":"9806a748f9ab223b733624367b6ddda77fb9450e","status":"affected","versionType":"git"},{"version":"6e65a09f927566f257322358d429b267548473eb","lessThan":"f771f96557a4d953a7e4d045870547271e36e819","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/bluetooth/btintel_pcie.c"],"versions":[{"version":"6.10","status":"affected"},{"version":"0","lessThan":"6.10","status":"unaffected","versionType":"semver"},{"version":"6.12.113","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.56","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.2.10","lessThanOrEqual":"7.2.*","status":"unaffected","versionType":"semver"},{"version":"7.3","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.10","versionEndExcluding":"6.12.113"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.10","versionEndExcluding":"6.18.56"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.10","versionEndExcluding":"7.2.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.10","versionEndExcluding":"7.3"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/3d6ba6be9bef13edcd4ad74f7cfdd0c34db4d2bc"},{"url":"https://git.kernel.org/stable/c/84df222de86eabed543361025ed54ce838c0b573"},{"url":"https://git.kernel.org/stable/c/9806a748f9ab223b733624367b6ddda77fb9450e"},{"url":"https://git.kernel.org/stable/c/f771f96557a4d953a7e4d045870547271e36e819"}],"title":"Bluetooth: btintel_pcie: reject oversized TX packets in send_frame()","x_generator":{"engine":"bippy-1.2.0"}}}}