{"id":"CVE-2026-97540","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: usb: pegasus: don't rely on id table pointer arithmetic\n\nThe current code is broken when dynamic ID is involved; in such cases\nusb_device_id parameter of probe liv…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: usb: pegasus: don't rely on id table pointer arithmetic\n\nThe current code is broken when dynamic ID is involved; in such cases\nusb_device_id parameter of probe liv…","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-125"],"vendor":"Linux","product":"Linux","affected":["Linux >= 733260ff9c45bd4db60f45d17e8560a4a68dff4d < 7c940a1100cb0aa18a54dc48d736c0525c0f400c","Linux >= 733260ff9c45bd4db60f45d17e8560a4a68dff4d < 05d47f540d85c8f6697ec5cfc1aa7b4f96a5b31b","Linux >= 733260ff9c45bd4db60f45d17e8560a4a68dff4d < 9425a13960ef38bac237608f25c9ee64ff113086","Linux >= 733260ff9c45bd4db60f45d17e8560a4a68dff4d < 7654812b65047349ea4c111eed42c4315a00e462","Linux >= 733260ff9c45bd4db60f45d17e8560a4a68dff4d < 61b84e964a829d534f24eab4cbd4035d22b52601","Linux >= 733260ff9c45bd4db60f45d17e8560a4a68dff4d < ce8101c331956bbd3e20681331dfd22eb7c1c1ea","Linux 2.6.16"],"published":"2026-09-25","updated":"2026-10-03","sourceUpdated":"2026-10-03T11:18:02.730","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-97540","references":[{"url":"https://git.kernel.org/stable/c/05d47f540d85c8f6697ec5cfc1aa7b4f96a5b31b","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/61b84e964a829d534f24eab4cbd4035d22b52601","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/7654812b65047349ea4c111eed42c4315a00e462","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/7c940a1100cb0aa18a54dc48d736c0525c0f400c","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/9425a13960ef38bac237608f25c9ee64ff113086","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/ce8101c331956bbd3e20681331dfd22eb7c1c1ea","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-97540.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-97540"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2541080"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-97540"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-97540"},{"url":"https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-97540.mbox"}],"tags":["nvd","cve.org","csaf","vex","red-hat"],"epss":0.00211,"epssPercentile":0.11326,"cvssSource":"vendor","ingestedAt":"2026-09-25T11:06:38.921Z","slug":"CVE-2026-97540","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nnet: usb: pegasus: don't rely on id table pointer arithmetic\n\nThe current code is broken when dynamic ID is involved; in such cases\nusb_device_id parameter of probe lives on the heap and the pointer\narithmetic will get an index that is wildly out of bound. Instead of\nkeeping a side table for additional information, use driver_info field of\nthe usb_device_id.\n\nThe dynamic ID parsing code needs to be updated for this; convert it to\njust write to the reserved entry for dynamic ID and remove the weird loop.\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** · Moderate · affected: Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 6, 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 6, Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 8, … · updated 2026-10-17 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-97540.json)","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":212458,"id":"CVE-2026-97540","ts":1790668183094,"field":"cvss","old":null,"new":"5.5"},{"seq":212457,"id":"CVE-2026-97540","ts":1790668183094,"field":"severity","old":"none","new":"medium"}]}