{"id":"CVE-2026-98819","aliases":[],"cve":{"records":[{"id":"CVE-2026-98819","source":"Linux","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-09-25T10:25:14.371Z","published":"2026-10-18T15:49:11.226Z","modified":"2026-10-30T12:39:59.162Z"}],"publishers":[{"name":"Linux","role":"CNA","organizationId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","modified":"2026-10-30T12:39:59.162Z"}],"references":[{"url":"https://git.kernel.org/stable/c/780665bed305718a9fbb10e4aa4d5570d772c9f6","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/93f00db7441eec84a11029662f04b152386107a9","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/e65c8f4ca39959889fcaf9779c3adf1a421aeb8d","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/7df748aa9f9ecab514e5989ed89c9ba35b6e5574","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/069031f569f1681f17e863f48c221a6091b47850","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/b0fce76873a5e6a6820354409b26693ac5f8b251","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/f3617369fbb30a4d2e54841ab8e92ca4fa211e56","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/c9c15d4d8956df8c564f7c210e4dc5b9b820d97a","tags":[],"source":"Linux"}],"weaknesses":[],"applicability":[{"source":"Linux","statements":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.4","versionEndExcluding":"5.10.273"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.4","versionEndExcluding":"5.15.224"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.4","versionEndExcluding":"6.1.191"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.4","versionEndExcluding":"6.6.160"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.4","versionEndExcluding":"6.12.113"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.4","versionEndExcluding":"6.18.56"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.4","versionEndExcluding":"7.2.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.4","versionEndExcluding":"7.3"}]}]}]}],"prioritization":[]},"title":"Bluetooth: btintel: validate DDC record lengths","titleSource":"Linux","descriptionSource":"Linux","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: btintel: validate DDC record lengths\n\nParse DDC record lengths in unsigned storage so 0xFF does not wrap.\nReject records smaller than the mandatory three-byte header, records\nexceeding U8_MAX, and records exceeding remaining firmware bytes before\nissuing Intel_Write_DDC.\n\nThis issue was reported by Claude Mythos.","score":null,"severity":"unknown","published":"2026-10-18T15:49:11.226Z","modified":"2026-10-30T12:39:59.162Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"Linux","name":"Linux","platforms":[],"versions":[{"version":"145f2368c5fd7962e37315ccc092670743019d08","status":"affected","lessThan":"780665bed305718a9fbb10e4aa4d5570d772c9f6","versionType":"git"},{"version":"145f2368c5fd7962e37315ccc092670743019d08","status":"affected","lessThan":"93f00db7441eec84a11029662f04b152386107a9","versionType":"git"},{"version":"145f2368c5fd7962e37315ccc092670743019d08","status":"affected","lessThan":"e65c8f4ca39959889fcaf9779c3adf1a421aeb8d","versionType":"git"},{"version":"145f2368c5fd7962e37315ccc092670743019d08","status":"affected","lessThan":"7df748aa9f9ecab514e5989ed89c9ba35b6e5574","versionType":"git"},{"version":"145f2368c5fd7962e37315ccc092670743019d08","status":"affected","lessThan":"069031f569f1681f17e863f48c221a6091b47850","versionType":"git"},{"version":"145f2368c5fd7962e37315ccc092670743019d08","status":"affected","lessThan":"b0fce76873a5e6a6820354409b26693ac5f8b251","versionType":"git"},{"version":"145f2368c5fd7962e37315ccc092670743019d08","status":"affected","lessThan":"f3617369fbb30a4d2e54841ab8e92ca4fa211e56","versionType":"git"},{"version":"145f2368c5fd7962e37315ccc092670743019d08","status":"affected","lessThan":"c9c15d4d8956df8c564f7c210e4dc5b9b820d97a","versionType":"git"}],"defaultStatus":"unaffected","cpes":[],"source":"Linux","url":"https://www.cve.org/CVERecord?id=CVE-2026-98819"},{"vendor":"Linux","name":"Linux","platforms":[],"versions":[{"version":"4.4","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.4","versionType":"semver"},{"version":"5.10.273","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.224","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.191","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.160","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.113","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.56","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.10","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"defaultStatus":"affected","cpes":[],"source":"Linux","url":"https://www.cve.org/CVERecord?id=CVE-2026-98819"}],"remediation":[],"references":["https://git.kernel.org/stable/c/780665bed305718a9fbb10e4aa4d5570d772c9f6","https://git.kernel.org/stable/c/93f00db7441eec84a11029662f04b152386107a9","https://git.kernel.org/stable/c/e65c8f4ca39959889fcaf9779c3adf1a421aeb8d","https://git.kernel.org/stable/c/7df748aa9f9ecab514e5989ed89c9ba35b6e5574","https://git.kernel.org/stable/c/069031f569f1681f17e863f48c221a6091b47850","https://git.kernel.org/stable/c/b0fce76873a5e6a6820354409b26693ac5f8b251","https://git.kernel.org/stable/c/f3617369fbb30a4d2e54841ab8e92ca4fa211e56","https://git.kernel.org/stable/c/c9c15d4d8956df8c564f7c210e4dc5b9b820d97a"],"sources":[{"name":"CVE","id":"CVE-2026-98819","modified":"2026-10-30T12:39:59.162Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-98819"}],"assessments":[],"sourceAffected":[],"observedAt":"2026-10-30T13:09:27.888Z","kev":{"status":"not-listed","checkedAt":"2026-11-15T02:35:33.315Z"},"coverage":[{"source":"NVD","status":"not-checked"},{"source":"GHSA","status":"not-checked"},{"source":"EUVD","status":"not-checked"},{"source":"EPSS","status":"not-checked"}],"evidence":[],"aiSummary":{"text":"The Linux kernel's Bluetooth component has a vulnerability where it does not properly validate DDC record lengths, potentially allowing for issues with Intel_Write_DDC. Versions before multiple commits are affected.","model":"@cf/meta/llama-3.3-70b-instruct-fp8-fast","generatedAt":"2026-10-30T13:51:06.970Z","sources":[{"name":"CVE","url":"https://www.cve.org/CVERecord?id=CVE-2026-98819"}]}}