{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-74301", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-08-15T05:44:03.882Z", "datePublished": "2026-08-15T05:58:03.991Z", "dateUpdated": "2026-08-17T05:16:48.515Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-08-17T05:16:48.515Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: btmtk: fix URB leak in alloc_mtk_intr_urb error path\n\nWhen btmtk_isopkt_pad() fails, the previously allocated URB is not freed,\nleaking the urb structure. Add usb_free_urb() before returning the error."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/bluetooth/btmtk.c"], "versions": [{"version": "ceac1cb0259de682d78f5c784ef8e0b13022e9d9", "lessThan": "2643524743b9cc3c6f5f34cde2a8c627d793f21c", "status": "affected", "versionType": "git"}, {"version": "ceac1cb0259de682d78f5c784ef8e0b13022e9d9", "lessThan": "7f206a8d8d82296aa2d30bf5f3e5bb73fc44591d", "status": "affected", "versionType": "git"}, {"version": "ceac1cb0259de682d78f5c784ef8e0b13022e9d9", "lessThan": "4e354991da5890d5ce7bfea3f66fb897ae301756", "status": "affected", "versionType": "git"}, {"version": "ceac1cb0259de682d78f5c784ef8e0b13022e9d9", "lessThan": "f396f4005180928cd9e15e352a6512865d3bc908", "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/btmtk.c"], "versions": [{"version": "6.11", "status": "affected"}, {"version": "0", "lessThan": "6.11", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.97", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.40", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.1.5", "lessThanOrEqual": "7.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.2", "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": "6.11", "versionEndExcluding": "6.12.97"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.11", "versionEndExcluding": "6.18.40"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.11", "versionEndExcluding": "7.1.5"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.11", "versionEndExcluding": "7.2"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/2643524743b9cc3c6f5f34cde2a8c627d793f21c"}, {"url": "https://git.kernel.org/stable/c/7f206a8d8d82296aa2d30bf5f3e5bb73fc44591d"}, {"url": "https://git.kernel.org/stable/c/4e354991da5890d5ce7bfea3f66fb897ae301756"}, {"url": "https://git.kernel.org/stable/c/f396f4005180928cd9e15e352a6512865d3bc908"}], "title": "Bluetooth: btmtk: fix URB leak in alloc_mtk_intr_urb error path", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/bluetooth/btmtk.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "2643524743b9cc3c6f5f34cde2a8c627d793f21c", "status": "affected", "version": "ceac1cb0259de682d78f5c784ef8e0b13022e9d9", "versionType": "git"}, {"lessThan": "7f206a8d8d82296aa2d30bf5f3e5bb73fc44591d", "status": "affected", "version": "ceac1cb0259de682d78f5c784ef8e0b13022e9d9", "versionType": "git"}, {"lessThan": "4e354991da5890d5ce7bfea3f66fb897ae301756", "status": "affected", "version": "ceac1cb0259de682d78f5c784ef8e0b13022e9d9", "versionType": "git"}, {"lessThan": "f396f4005180928cd9e15e352a6512865d3bc908", "status": "affected", "version": "ceac1cb0259de682d78f5c784ef8e0b13022e9d9", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/bluetooth/btmtk.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "6.11"}, {"lessThan": "6.11", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "6.12.*", "status": "unaffected", "version": "6.12.97", "versionType": "semver"}, {"lessThanOrEqual": "6.18.*", "status": "unaffected", "version": "6.18.40", "versionType": "semver"}, {"lessThanOrEqual": "7.1.*", "status": "unaffected", "version": "7.1.5", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.2", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: btmtk: fix URB leak in alloc_mtk_intr_urb error path\n\nWhen btmtk_isopkt_pad() fails, the previously allocated URB is not freed,\nleaking the urb structure. Add usb_free_urb() before returning the error."}], "id": "CVE-2026-74301", "lastModified": "2026-08-17T06:19:24.220", "metrics": {}, "published": "2026-08-15T06:22:29.720", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/2643524743b9cc3c6f5f34cde2a8c627d793f21c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/4e354991da5890d5ce7bfea3f66fb897ae301756"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/7f206a8d8d82296aa2d30bf5f3e5bb73fc44591d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/f396f4005180928cd9e15e352a6512865d3bc908"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: Bluetooth: btmtk: fix URB leak in alloc_mtk_intr_urb error path", "id": "2516784", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2516784"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-772", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nBluetooth: btmtk: fix URB leak in alloc_mtk_intr_urb error path\nWhen btmtk_isopkt_pad() fails, the previously allocated URB is not freed,\nleaking the urb structure. Add usb_free_urb() before returning the error.", "A flaw was found in the Linux kernel's Bluetooth driver. An error in handling Bluetooth packets can cause a memory leak, where a data structure is not properly released. This continuous leakage of memory could potentially lead to system instability or a denial of service."], "name": "CVE-2026-74301", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-08-15T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-74301\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-74301\nhttps://lore.kernel.org/linux-cve-announce/2026081550-CVE-2026-74301-4466@gregkh/T"], "threat_severity": "Low"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[ceac1cb0259de682d78f5c784ef8e0b13022e9d9,2643524743b9cc3c6f5f34cde2a8c627d793f21c)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[ceac1cb0259de682d78f5c784ef8e0b13022e9d9,7f206a8d8d82296aa2d30bf5f3e5bb73fc44591d)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[ceac1cb0259de682d78f5c784ef8e0b13022e9d9,4e354991da5890d5ce7bfea3f66fb897ae301756)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[ceac1cb0259de682d78f5c784ef8e0b13022e9d9,f396f4005180928cd9e15e352a6512865d3bc908)"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "6.11"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[0,6.11)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[6.12.97,6.12.*]"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[6.18.40,6.18.*]"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.1.5,7.1.*]"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.2-rc1,*]"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}], "created": "2026-08-15T17:45:03.068687+00:00", "updated": "2026-08-22T01:00:13.560560+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"], "weaknesses": ["CWE-400", "CWE-772"]}