{"advisories":[{"id":"USN-8593-1","source":"usn","title":"Linux kernel vulnerabilities","url":"https://ubuntu.com/security/notices/USN-8593-1"},{"id":"USN-8603-1","source":"usn","title":"Linux kernel (Azure) vulnerabilities","url":"https://ubuntu.com/security/notices/USN-8603-1"},{"id":"USN-8618-1","source":"usn","title":"Linux kernel vulnerabilities","url":"https://ubuntu.com/security/notices/USN-8618-1"},{"id":"USN-8663-1","source":"usn","title":"Linux kernel (NVIDIA) vulnerabilities","url":"https://ubuntu.com/security/notices/USN-8663-1"},{"id":"USN-8664-1","source":"usn","title":"Linux kernel (NVIDIA BaseOS) vulnerabilities","url":"https://ubuntu.com/security/notices/USN-8664-1"},{"id":"USN-8728-1","source":"usn","title":"Linux kernel (GCP) vulnerabilities","url":"https://ubuntu.com/security/notices/USN-8728-1"},{"id":"USN-8729-1","source":"usn","title":"Linux kernel 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the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: ISO: drop ISO_END frames received without prior ISO_START\n\nISO data PDUs carry a packet-boundary flag indicating START, CONT, END\nor SINGLE. The ISO_CONT branch of iso_recv() guards against a missing\nISO_START by checking conn->rx_len before touching conn->rx_skb, but\nISO_END does not.\n\nIf a peer sends an ISO_END as the first packet on a fresh ISO\nconnection, conn->rx_skb is still NULL and conn->rx_len is zero, so\nskb_put(conn->rx_skb, ...) dereferences NULL and oopses. For BIS,\nwhere receivers sync to a broadcaster without pairing, any broadcaster\non the air can trigger this.\n\nMirror the ISO_CONT check at the top of ISO_END so a stray end fragment\nis logged and dropped instead of crashing the host.","metrics":{"cvssV2_0":{},"cvssV3_0":{},"cvssV3_1":{},"cvssV4_0":{}},"mitre_repo_path":"cves/2026/64xxx/CVE-2026-64128.json","references":["https://git.kernel.org/stable/c/1c3d1e1696b72579b970e17999c503a14535205b","https://git.kernel.org/stable/c/39f4a82e80c8f5ed2d6952d73fbafc895721a728","https://git.kernel.org/stable/c/3af41ee7ebecb0d5c8a504861f6cfad31345310f","https://git.kernel.org/stable/c/61f2410a96dee808029e2ae4d6ef2dd635f3477f","https://git.kernel.org/stable/c/84c24fb151fc1179355296d7ff29129ac7c42129","https://git.kernel.org/stable/c/e3a799881c12d27596232636a607e2e3fa448d63"],"title":"Bluetooth: ISO: drop ISO_END frames received without prior ISO_START","updated":"2026-07-19T15:40:24.678000+00:00","vendors":["linux","linux$PRODUCT$linux_kernel"],"weaknesses":[]},"nvd":{"cpes":["cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","cpe:2.3:o:linux:linux_kernel:7.1:rc1:*:*:*:*:*:*","cpe:2.3:o:linux:linux_kernel:7.1:rc2:*:*:*:*:*:*","cpe:2.3:o:linux:linux_kernel:7.1:rc3:*:*:*:*:*:*","cpe:2.3:o:linux:linux_kernel:7.1:rc4:*:*:*:*:*:*"],"created":"2026-07-19T16:17:54.510000+00:00","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: ISO: drop ISO_END frames received without prior ISO_START\n\nISO data PDUs carry a packet-boundary flag indicating START, CONT, END\nor SINGLE. The ISO_CONT branch of iso_recv() guards against a missing\nISO_START by checking conn->rx_len before touching conn->rx_skb, but\nISO_END does not.\n\nIf a peer sends an ISO_END as the first packet on a fresh ISO\nconnection, conn->rx_skb is still NULL and conn->rx_len is zero, so\nskb_put(conn->rx_skb, ...) dereferences NULL and oopses. For BIS,\nwhere receivers sync to a broadcaster without pairing, any broadcaster\non the air can trigger this.\n\nMirror the ISO_CONT check at the top of ISO_END so a stray end fragment\nis logged and dropped instead of crashing the host.","metrics":{"cvssV2_0":{},"cvssV3_0":{},"cvssV3_1":{"score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},"cvssV4_0":{}},"nvd_repo_path":"2026/CVE-2026-64128.json","references":["https://git.kernel.org/stable/c/1c3d1e1696b72579b970e17999c503a14535205b","https://git.kernel.org/stable/c/39f4a82e80c8f5ed2d6952d73fbafc895721a728","https://git.kernel.org/stable/c/3af41ee7ebecb0d5c8a504861f6cfad31345310f","https://git.kernel.org/stable/c/61f2410a96dee808029e2ae4d6ef2dd635f3477f","https://git.kernel.org/stable/c/84c24fb151fc1179355296d7ff29129ac7c42129","https://git.kernel.org/stable/c/e3a799881c12d27596232636a607e2e3fa448d63"],"title":null,"updated":"2026-08-13T15:11:03.127000+00:00","vendors":["linux","linux$PRODUCT$linux_kernel"],"weaknesses":["CWE-476"]},"opencve":{"changes":[{"created":"2026-07-19T16:15:00+00:00","data":[{"details":{"new":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: ISO: drop ISO_END frames received without prior ISO_START\n\nISO data PDUs carry a packet-boundary flag indicating START, CONT, END\nor SINGLE. The ISO_CONT branch of iso_recv() guards against a missing\nISO_START by checking conn->rx_len before touching conn->rx_skb, but\nISO_END does not.\n\nIf a peer sends an ISO_END as the first packet on a fresh ISO\nconnection, conn->rx_skb is still NULL and conn->rx_len is zero, so\nskb_put(conn->rx_skb, ...) dereferences NULL and oopses. For BIS,\nwhere receivers sync to a broadcaster without pairing, any broadcaster\non the air can trigger this.\n\nMirror the ISO_CONT check at the top of ISO_END so a stray end fragment\nis logged and dropped instead of crashing the host.","old":null},"type":"description"},{"details":{"new":"Bluetooth: ISO: drop ISO_END frames received without prior ISO_START","old":null},"type":"title"},{"details":["linux","linux$PRODUCT$linux_kernel"],"type":"first_time"},{"details":{"added":["cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*"],"removed":[]},"type":"cpes"},{"details":{"added":["linux","linux$PRODUCT$linux_kernel"],"removed":[]},"type":"vendors"},{"details":{"added":["https://git.kernel.org/stable/c/1c3d1e1696b72579b970e17999c503a14535205b","https://git.kernel.org/stable/c/39f4a82e80c8f5ed2d6952d73fbafc895721a728","https://git.kernel.org/stable/c/3af41ee7ebecb0d5c8a504861f6cfad31345310f","https://git.kernel.org/stable/c/61f2410a96dee808029e2ae4d6ef2dd635f3477f","https://git.kernel.org/stable/c/84c24fb151fc1179355296d7ff29129ac7c42129","https://git.kernel.org/stable/c/e3a799881c12d27596232636a607e2e3fa448d63"],"removed":[]},"type":"references"}],"id":"3e06ecbb-c081-46ab-b8e0-e9e5a0643dde"},{"created":"2026-07-20T12:15:00+00:00","data":[{"details":{"added":["CWE-476"],"removed":[]},"type":"weaknesses"},{"details":{"added":["https://lore.kernel.org/linux-cve-announce/2026071926-CVE-2026-64128-f336@gregkh/T","https://nvd.nist.gov/vuln/detail/CVE-2026-64128","https://www.cve.org/CVERecord?id=CVE-2026-64128"],"removed":[]},"type":"references"},{"details":{"added":{"cvssV3_1":{"score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}},"removed":{},"updated":{"threat_severity":{"new":"Moderate","old":null}}},"type":"metrics"}],"id":"103d03c2-4274-4ad8-8984-7d7f70e23545"},{"created":"2026-08-13T15:30:00+00:00","data":[{"details":{"added":["cpe:2.3:o:linux:linux_kernel:7.1:rc1:*:*:*:*:*:*","cpe:2.3:o:linux:linux_kernel:7.1:rc2:*:*:*:*:*:*","cpe:2.3:o:linux:linux_kernel:7.1:rc3:*:*:*:*:*:*","cpe:2.3:o:linux:linux_kernel:7.1:rc4:*:*:*:*:*:*"],"removed":[]},"type":"cpes"}],"id":"7c285c4e-a975-40ad-bcf7-3a9c2c561927"}],"cpes":{"data":["cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","cpe:2.3:o:linux:linux_kernel:7.1:rc1:*:*:*:*:*:*","cpe:2.3:o:linux:linux_kernel:7.1:rc2:*:*:*:*:*:*","cpe:2.3:o:linux:linux_kernel:7.1:rc3:*:*:*:*:*:*","cpe:2.3:o:linux:linux_kernel:7.1:rc4:*:*:*:*:*:*"],"providers":["mitre","nvd"]},"created":{"data":"2026-07-19T00:00:00+00:00","provider":"redhat"},"description":{"data":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: ISO: drop ISO_END frames received without prior ISO_START\n\nISO data PDUs carry a packet-boundary flag indicating START, CONT, END\nor SINGLE. The ISO_CONT branch of iso_recv() guards against a missing\nISO_START by checking conn->rx_len before touching conn->rx_skb, but\nISO_END does not.\n\nIf a peer sends an ISO_END as the first packet on a fresh ISO\nconnection, conn->rx_skb is still NULL and conn->rx_len is zero, so\nskb_put(conn->rx_skb, ...) dereferences NULL and oopses. For BIS,\nwhere receivers sync to a broadcaster without pairing, any broadcaster\non the air can trigger this.\n\nMirror the ISO_CONT check at the top of ISO_END so a stray end fragment\nis logged and dropped instead of crashing the host.","provider":"mitre"},"metrics":{"cvssV2_0":{"data":{},"provider":null},"cvssV3_0":{"data":{},"provider":null},"cvssV3_1":{"data":{"score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},"provider":"nvd"},"cvssV4_0":{"data":{},"provider":null},"epss":{"data":{"score":0.00162},"provider":"first"},"kev":{"data":{},"provider":null},"ssvc":{"data":{},"provider":null},"threat_severity":{"data":"Moderate","provider":"redhat"}},"references":{"data":["https://git.kernel.org/stable/c/1c3d1e1696b72579b970e17999c503a14535205b","https://git.kernel.org/stable/c/39f4a82e80c8f5ed2d6952d73fbafc895721a728","https://git.kernel.org/stable/c/3af41ee7ebecb0d5c8a504861f6cfad31345310f","https://git.kernel.org/stable/c/61f2410a96dee808029e2ae4d6ef2dd635f3477f","https://git.kernel.org/stable/c/84c24fb151fc1179355296d7ff29129ac7c42129","https://git.kernel.org/stable/c/e3a799881c12d27596232636a607e2e3fa448d63","https://lore.kernel.org/linux-cve-announce/2026071926-CVE-2026-64128-f336@gregkh/T","https://nvd.nist.gov/vuln/detail/CVE-2026-64128","https://www.cve.org/CVERecord?id=CVE-2026-64128"],"providers":["mitre","nvd","redhat"]},"title":{"data":"Bluetooth: ISO: drop ISO_END frames received without prior ISO_START","provider":"mitre"},"updated":{"data":"2026-08-13T15:11:03.127000+00:00","provider":"nvd"},"vendors":{"data":["linux","linux$PRODUCT$linux_kernel"],"providers":["mitre","nvd","enrichment"]},"weaknesses":{"data":["CWE-476"],"providers":["nvd","redhat"]}},"redhat":{"cpes":[],"created":"2026-07-19T00:00:00+00:00","description":"A flaw was found in the Linux kernel's Bluetooth Isochronous Stream (ISO) subsystem. A remote attacker, specifically any broadcaster on the air for Broadcast Isochronous Stream (BIS), can send a malformed Bluetooth packet (an ISO_END frame without a prior ISO_START frame) to a vulnerable system. This can lead to a null pointer dereference, causing the kernel to crash and resulting in a denial of service.","metrics":{"cvssV2_0":{},"cvssV3_0":{},"cvssV3_1":{"score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},"threat_severity":"Moderate"},"redhat_repo_path":"2026/CVE-2026-64128.json","references":["https://lore.kernel.org/linux-cve-announce/2026071926-CVE-2026-64128-f336@gregkh/T","https://nvd.nist.gov/vuln/detail/CVE-2026-64128","https://www.cve.org/CVERecord?id=CVE-2026-64128"],"title":"kernel: Bluetooth: ISO: drop ISO_END frames received without prior ISO_START","updated":"2026-07-19T00:00:00+00:00","vendors":[],"weaknesses":["CWE-476"]}}