{"api_version":"1","generated_at":"2026-08-05T10:52:59+00:00","cve":"CVE-2026-64276","urls":{"html":"https://cve.report/CVE-2026-64276","api":"https://cve.report/api/cve/CVE-2026-64276.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-64276","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-64276"},"summary":{"title":"Input: synaptics-rmi4 - bound the F30 keymap to the GPIO/LED count","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nInput: synaptics-rmi4 - bound the F30 keymap to the GPIO/LED count\n\nrmi_f30_map_gpios() allocates gpioled_key_map with\nmin(gpioled_count, TRACKSTICK_RANGE_END) == at most 6 entries, but\nrmi_f30_attention() iterates the full f30->gpioled_count (device query\nregister, range 0..31) and dereferences gpioled_key_map[i], and\ninput->keycodemax is set to the full gpioled_count while input->keycode\npoints at the 6-entry allocation.\n\nA device that reports gpioled_count > 6 with GPIO support enabled\ntherefore causes an out-of-bounds read on the attention interrupt and\nout-of-bounds read/write through the EVIOCGKEYCODE/EVIOCSKEYCODE ioctls,\nwhich bound the index only against keycodemax. This is the same defect\nas the F3A handler, which was copied from F30.\n\nSize the keymap for the full gpioled_count; the mapping loop still\nassigns only the first min(gpioled_count, TRACKSTICK_RANGE_END) entries.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-07-25 10:17:08","updated_at":"2026-07-30 15:00:27"},"problem_types":[],"metrics":[{"version":"3.1","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","type":"Secondary","score":"7.8","severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}},{"version":"3.1","source":"CNA","type":"DECLARED","score":"7.8","severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","data":{"baseScore":7.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"references":[{"url":"https://git.kernel.org/stable/c/f0be9eba946e9200b43265e0a748d38bd0a56954","name":"https://git.kernel.org/stable/c/f0be9eba946e9200b43265e0a748d38bd0a56954","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/26c895928d7118436a24f564587cb4aefc40cdd8","name":"https://git.kernel.org/stable/c/26c895928d7118436a24f564587cb4aefc40cdd8","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/d577e46785d45484b2ab7e7309c49b18764bf56c","name":"https://git.kernel.org/stable/c/d577e46785d45484b2ab7e7309c49b18764bf56c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/bfe622efecd4ff0a792d0ecd1a8dce535a902f50","name":"https://git.kernel.org/stable/c/bfe622efecd4ff0a792d0ecd1a8dce535a902f50","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/e849c6f51e6877104c765da084e001ec37c8e119","name":"https://git.kernel.org/stable/c/e849c6f51e6877104c765da084e001ec37c8e119","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/8c6d18d61bb6fe0e6edf848413391c590552e8a9","name":"https://git.kernel.org/stable/c/8c6d18d61bb6fe0e6edf848413391c590552e8a9","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/4e3689c26854356f41fbaa1eafa382e58ac79e00","name":"https://git.kernel.org/stable/c/4e3689c26854356f41fbaa1eafa382e58ac79e00","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/d162a1ead7de404d8b41a093c83ed0db6487cded","name":"https://git.kernel.org/stable/c/d162a1ead7de404d8b41a093c83ed0db6487cded","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-64276","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-64276","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 3e64fcbdbd10e46dede502d507dbcc104837cd59 8c6d18d61bb6fe0e6edf848413391c590552e8a9 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 3e64fcbdbd10e46dede502d507dbcc104837cd59 d162a1ead7de404d8b41a093c83ed0db6487cded git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 3e64fcbdbd10e46dede502d507dbcc104837cd59 f0be9eba946e9200b43265e0a748d38bd0a56954 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 3e64fcbdbd10e46dede502d507dbcc104837cd59 26c895928d7118436a24f564587cb4aefc40cdd8 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 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semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15.212 5.15.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.178 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.145 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.96 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.39 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1.4 7.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2-rc1 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"64276","cve":"CVE-2026-64276","epss":"0.001640000","percentile":"0.060510000","score_date":"2026-08-03","updated_at":"2026-08-04 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the Linux kernel, the following vulnerability has been resolved:\n\nInput: synaptics-rmi4 - bound the F30 keymap to the GPIO/LED count\n\nrmi_f30_map_gpios() allocates gpioled_key_map with\nmin(gpioled_count, TRACKSTICK_RANGE_END) == at most 6 entries, but\nrmi_f30_attention() iterates the full f30->gpioled_count (device query\nregister, range 0..31) and dereferences gpioled_key_map[i], and\ninput->keycodemax is set to the full gpioled_count while input->keycode\npoints at the 6-entry allocation.\n\nA device that reports gpioled_count > 6 with GPIO support enabled\ntherefore causes an out-of-bounds read on the attention interrupt and\nout-of-bounds read/write through the EVIOCGKEYCODE/EVIOCSKEYCODE ioctls,\nwhich bound the index only against keycodemax. This is the same defect\nas the F3A handler, which was copied from F30.\n\nSize the keymap for the full gpioled_count; the mapping loop still\nassigns only the first min(gpioled_count, TRACKSTICK_RANGE_END) entries."}],"metrics":[{"cvssV3_1":{"baseScore":7.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"providerMetadata":{"dateUpdated":"2026-07-27T04:59:20.488Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/8c6d18d61bb6fe0e6edf848413391c590552e8a9"},{"url":"https://git.kernel.org/stable/c/d162a1ead7de404d8b41a093c83ed0db6487cded"},{"url":"https://git.kernel.org/stable/c/f0be9eba946e9200b43265e0a748d38bd0a56954"},{"url":"https://git.kernel.org/stable/c/26c895928d7118436a24f564587cb4aefc40cdd8"},{"url":"https://git.kernel.org/stable/c/4e3689c26854356f41fbaa1eafa382e58ac79e00"},{"url":"https://git.kernel.org/stable/c/e849c6f51e6877104c765da084e001ec37c8e119"},{"url":"https://git.kernel.org/stable/c/bfe622efecd4ff0a792d0ecd1a8dce535a902f50"},{"url":"https://git.kernel.org/stable/c/d577e46785d45484b2ab7e7309c49b18764bf56c"}],"title":"Input: synaptics-rmi4 - bound the F30 keymap to the GPIO/LED count","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-64276","datePublished":"2026-07-25T08:49:21.300Z","dateReserved":"2026-07-19T15:36:31.776Z","dateUpdated":"2026-07-27T04:59:20.488Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-07-25 10:17:08","lastModifiedDate":"2026-07-30 15:00:27","problem_types":[],"metrics":{"cvssMetricV31":[{"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"64276","Ordinal":"1","Title":"Input: synaptics-rmi4 - bound the F30 keymap to the GPIO/LED cou","CVE":"CVE-2026-64276","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"64276","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nInput: synaptics-rmi4 - bound the F30 keymap to the GPIO/LED count\n\nrmi_f30_map_gpios() allocates gpioled_key_map with\nmin(gpioled_count, TRACKSTICK_RANGE_END) == at most 6 entries, but\nrmi_f30_attention() iterates the full f30->gpioled_count (device query\nregister, range 0..31) and dereferences gpioled_key_map[i], and\ninput->keycodemax is set to the full gpioled_count while input->keycode\npoints at the 6-entry allocation.\n\nA device that reports gpioled_count > 6 with GPIO support enabled\ntherefore causes an out-of-bounds read on the attention interrupt and\nout-of-bounds read/write through the EVIOCGKEYCODE/EVIOCSKEYCODE ioctls,\nwhich bound the index only against keycodemax. This is the same defect\nas the F3A handler, which was copied from F30.\n\nSize the keymap for the full gpioled_count; the mapping loop still\nassigns only the first min(gpioled_count, TRACKSTICK_RANGE_END) entries.","Type":"Description","Title":"Input: synaptics-rmi4 - bound the F30 keymap to the GPIO/LED cou"}]}}}