{"id":"CVE-2026-80754","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nInput: synaptics-rmi4 - fix F55 transmitter electrode count typo\n\nDuring F55 sensor detection, the transmitter (TX) electrode count was\nincorrectly assigned the value o…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nInput: synaptics-rmi4 - fix F55 transmitter electrode count typo\n\nDuring F55 sensor detection, the transmitter (TX) electrode count was\nincorrectly assigned the value o…","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-787"],"vendor":"Red Hat","product":"Red Hat Enterprise Linux 9","affected":["enterprise_linux 10","enterprise_linux 8","enterprise_linux 9","openshift_container_platform 4"],"published":"2026-09-03","updated":"2026-10-16","sourceUpdated":"2026-10-16T20:18:09.743","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-80754","references":[{"url":"https://git.kernel.org/stable/c/0739c65e799d4a93fe573ed23255a71fcfcc5438","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/6058f0fea10f3caf63a435677358d1b8e9325114","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/6484e00d6778fdf2209cd75940bc3902b276457f","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/9759502f5cd71805923457f183ae5b9533e20c7b","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/9b184c8337c6e12df129399007735a7fbcbbcb7b","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/a6d9646e77da7cab2dff7043a8e9f75e23b836bc","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/a81cafe3c3c2f8494063385a7b0ea7ff407bf19f","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/db4e20265ebda729610ca5cf45ca9437462c3f36","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-80754.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-80754"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2527860"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-80754"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-80754"},{"url":"https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-80754.mbox"},{"url":"https://kernelcve.org/list/?q=CVE-2026-80754"}],"tags":["nvd","csaf","vex","red-hat","cve.org","score-dispute"],"epss":0.0012,"epssPercentile":0.01842,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-10-16T19:21:19.679916Z"},"scores":{"nvd":7.8,"vendor":5.5,"cna":7.8},"ingestedAt":"2026-10-16T19:46:24.300Z","slug":"CVE-2026-80754","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nInput: synaptics-rmi4 - fix F55 transmitter electrode count typo\n\nDuring F55 sensor detection, the transmitter (TX) electrode count was\nincorrectly assigned the value of the receiver (RX) electrode count\ndue to copy-paste typos.\n\nThis incorrect value was then propagated to the driver data and used\nby F54 to determine the diagnostics report size. On devices with more\nRX than TX electrodes, this inflated the perceived TX count, leading\nto incorrect report size calculations and potential out-of-bounds\nbuffer accesses.\n\nFix the typos by correctly assigning the TX electrode counts.\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 8, Red Hat Enterprise Linux 9, Red Hat OpenShift Container Platform 4 · no fix planned: Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9, Red Hat OpenShift Container Platform 4 · updated 2026-10-26 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-80754.json)","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":230443,"id":"CVE-2026-80754","ts":1793134644333,"field":"cvss","old":"5.5","new":"7.8"},{"seq":230442,"id":"CVE-2026-80754","ts":1793134644333,"field":"severity","old":"medium","new":"high"},{"seq":229446,"id":"CVE-2026-80754","ts":1793019779101,"field":"cvss","old":"7.8","new":"5.5"},{"seq":229445,"id":"CVE-2026-80754","ts":1793019779101,"field":"severity","old":"high","new":"medium"}]}