{"id":"CVE-2026-97509","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nthunderbolt: Keep XDomain reference during the lifetime of a service\n\nThis is needed because we release the service ID in tb_service_release()\nand the ID array is owned…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nthunderbolt: Keep XDomain reference during the lifetime of a service\n\nThis is needed because we release the service ID in tb_service_release()\nand the ID array is owned…","severity":"high","cvss":8.8,"cvssVector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-825"],"vendor":"Linux","product":"Linux","affected":["Linux >= d1ff70241a275133e1a0258b7c23588b122276c8 < a4567e5380e4e46d0ea9a28d2d675e5c6f013d54","Linux >= d1ff70241a275133e1a0258b7c23588b122276c8 < daeaa6c7211d03ed061b0dd22a875fad9372b090","Linux >= d1ff70241a275133e1a0258b7c23588b122276c8 < cca72fe513f3d6b1279fe83483f8a8990adbe0c6","Linux >= d1ff70241a275133e1a0258b7c23588b122276c8 < 57359bb31526c2f1bb0a7b9b69d8b8a6bd3f0e9f","Linux >= d1ff70241a275133e1a0258b7c23588b122276c8 < 8ab12d015884b8aa85ea7ed58c5a0bae4264fe60","Linux >= d1ff70241a275133e1a0258b7c23588b122276c8 < ea60ae6233ca0fc0d414e9c11f0d86c63b303fc7","Linux >= d1ff70241a275133e1a0258b7c23588b122276c8 < 8b4060998637f06975fceee9b73845d8672d411e","Linux 4.15"],"published":"2026-09-24","updated":"2026-10-03","sourceUpdated":"2026-10-03T11:18:00.487","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-97509","references":[{"url":"https://git.kernel.org/stable/c/57359bb31526c2f1bb0a7b9b69d8b8a6bd3f0e9f","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/8ab12d015884b8aa85ea7ed58c5a0bae4264fe60","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/8b4060998637f06975fceee9b73845d8672d411e","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/a4567e5380e4e46d0ea9a28d2d675e5c6f013d54","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/cca72fe513f3d6b1279fe83483f8a8990adbe0c6","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/daeaa6c7211d03ed061b0dd22a875fad9372b090","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/ea60ae6233ca0fc0d414e9c11f0d86c63b303fc7","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-97509.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-97509"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2540537"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-97509"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-97509"},{"url":"https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-97509.mbox"}],"tags":["nvd","cve.org","csaf","vex","red-hat","score-dispute"],"epss":0.00239,"epssPercentile":0.14862,"scores":{"nvd":8.8,"vendor":5.5},"ingestedAt":"2026-09-24T16:47:15.861Z","slug":"CVE-2026-97509","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nthunderbolt: Keep XDomain reference during the lifetime of a service\n\nThis is needed because we release the service ID in tb_service_release()\nand the ID array is owned by the parent XDomain.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **Red Hat VEX** · Low · affected: Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9, Red Hat OpenShift Container Platform 4 · no fix planned: Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9, … · updated 2026-10-17 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-97509.json)","depth":"twilight","depthScore":48,"depthScoreParts":{"impact":48.4,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":210621,"id":"CVE-2026-97509","ts":1790316058843,"field":"cvss","old":null,"new":"8.8"},{"seq":210620,"id":"CVE-2026-97509","ts":1790316058843,"field":"severity","old":"none","new":"high"}]}