{"api_version":"1","generated_at":"2026-10-27T05:58:25+00:00","cve":"CVE-2026-90026","urls":{"html":"https://cve.report/CVE-2026-90026","api":"https://cve.report/api/cve/CVE-2026-90026.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-90026","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-90026"},"summary":{"title":"usb: typec: qcom-pmic: cancel reset_work on stop","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nusb: typec: qcom-pmic: cancel reset_work on stop\n\npdphy_stop() disables IRQs but leaves reset_work pending.  If the IRQ\nhandler schedules it just before disable_irq(), the work runs after\nremove() frees the struct via devm.\n\nCall cancel_work_sync() after disabling IRQs to close the window.\n\nThis issue was found by an in-house static analysis tool.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-09-16 11:17:15","updated_at":"2026-10-19 09:18:50"},"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/7b0df6efd143f8085bdb68778a013a46f1349913","name":"https://git.kernel.org/stable/c/7b0df6efd143f8085bdb68778a013a46f1349913","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/52d556f08547733948cc40b8b11e6b68dccee7b2","name":"https://git.kernel.org/stable/c/52d556f08547733948cc40b8b11e6b68dccee7b2","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/d4e00a1eb39174e25ef759b8fb1111bba8e87b1e","name":"https://git.kernel.org/stable/c/d4e00a1eb39174e25ef759b8fb1111bba8e87b1e","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/b9a7eed472edbfa8dec0fdeafd5e796550a8a8b7","name":"https://git.kernel.org/stable/c/b9a7eed472edbfa8dec0fdeafd5e796550a8a8b7","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/0b69b166852dbf1f9532b22bd49f502e5970eb95","name":"https://git.kernel.org/stable/c/0b69b166852dbf1f9532b22bd49f502e5970eb95","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-90026","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-90026","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a4422ff221429c600c3dc5d0394fb3738b89d040 0b69b166852dbf1f9532b22bd49f502e5970eb95 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a4422ff221429c600c3dc5d0394fb3738b89d040 b9a7eed472edbfa8dec0fdeafd5e796550a8a8b7 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a4422ff221429c600c3dc5d0394fb3738b89d040 d4e00a1eb39174e25ef759b8fb1111bba8e87b1e git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a4422ff221429c600c3dc5d0394fb3738b89d040 52d556f08547733948cc40b8b11e6b68dccee7b2 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a4422ff221429c600c3dc5d0394fb3738b89d040 7b0df6efd143f8085bdb68778a013a46f1349913 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.5","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.5 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.157 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.110 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.51 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2.5 7.2.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.3 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/usb/typec/tcpm/qcom/qcom_pmic_typec_pdphy.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"0b69b166852dbf1f9532b22bd49f502e5970eb95","status":"affected","version":"a4422ff221429c600c3dc5d0394fb3738b89d040","versionType":"git"},{"lessThan":"b9a7eed472edbfa8dec0fdeafd5e796550a8a8b7","status":"affected","version":"a4422ff221429c600c3dc5d0394fb3738b89d040","versionType":"git"},{"lessThan":"d4e00a1eb39174e25ef759b8fb1111bba8e87b1e","status":"affected","version":"a4422ff221429c600c3dc5d0394fb3738b89d040","versionType":"git"},{"lessThan":"52d556f08547733948cc40b8b11e6b68dccee7b2","status":"affected","version":"a4422ff221429c600c3dc5d0394fb3738b89d040","versionType":"git"},{"lessThan":"7b0df6efd143f8085bdb68778a013a46f1349913","status":"affected","version":"a4422ff221429c600c3dc5d0394fb3738b89d040","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/usb/typec/tcpm/qcom/qcom_pmic_typec_pdphy.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.5"},{"lessThan":"6.5","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.157","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.110","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.51","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.5","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.3","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.157","versionStartIncluding":"6.5","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.110","versionStartIncluding":"6.5","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.51","versionStartIncluding":"6.5","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.5","versionStartIncluding":"6.5","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3","versionStartIncluding":"6.5","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nusb: typec: qcom-pmic: cancel reset_work on stop\n\npdphy_stop() disables IRQs but leaves reset_work pending.  If the IRQ\nhandler schedules it just before disable_irq(), the work runs after\nremove() frees the struct via devm.\n\nCall cancel_work_sync() after disabling IRQs to close the window.\n\nThis issue was found by an in-house static analysis tool."}],"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"},"scenarios":[{"lang":"en","value":"AV:L - The use-after-free is reached from local Qualcomm PMIC Type-C platform-driver teardown (sysfs unbind, rmmod, or probe unwind calling pdphy_stop), not from parsing USB host packets. That matches other USB/UDC teardown UAFs scored Local and is higher severity than Physical.\nAC:L - A USB PD Hard Reset SIG_RX IRQ schedules reset_work, then pdphy_stop() only disable_irq() without cancel_work_sync, so the attacker can queue the work and immediately unbind/rebind until the worker runs on the freed pmic_typec_pdphy; such attacker-driven UAF races score AC:L.\nPR:L - Per CNA driver-removal UAF precedent, an unprivileged local user on Qualcomm phones, laptops, and automotive systems using this PMIC Type-C controller can spray the freed pmic_typec_pdphy while privileged or automated teardown proceeds; init-namespace root is not required for the UAF itself.\nUI:N - The attacker queues reset_work from in-flight SIG_RX and initiates driver removal themselves; no separate victim action such as plugging a USB cable, mounting a filesystem, or opening a device node is required.\nS:U - The use-after-free corrupts the host kernel's pmic_typec_pdphy and tcpm_port heap objects within the same OS security authority and does not cross a VM, IOMMU, or sandbox boundary.\nC:H - qcom_pmic_typec_pdphy_sig_reset_work() recovers the freed pmic_typec_pdphy via container_of and reads its lock, regmap, and tcpm_port; reclaiming that slab yields a classic UAF read/disclosure primitive.\nI:H - The dangling worker takes the freed lock, writes PD PHY registers through regmap, and calls tcpm_pd_hard_reset() on a possibly unregistered port, enabling heap corruption and control-flow hijack.\nA:H - Dereferencing the freed pmic_typec_pdphy from workqueue context, or queueing TCPM work on a destroyed port worker, causes a kernel oops or panic even without a full exploit, so availability impact is High."}]}],"providerMetadata":{"dateUpdated":"2026-10-19T08:56:42.448Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/0b69b166852dbf1f9532b22bd49f502e5970eb95"},{"url":"https://git.kernel.org/stable/c/b9a7eed472edbfa8dec0fdeafd5e796550a8a8b7"},{"url":"https://git.kernel.org/stable/c/d4e00a1eb39174e25ef759b8fb1111bba8e87b1e"},{"url":"https://git.kernel.org/stable/c/52d556f08547733948cc40b8b11e6b68dccee7b2"},{"url":"https://git.kernel.org/stable/c/7b0df6efd143f8085bdb68778a013a46f1349913"}],"title":"usb: typec: qcom-pmic: cancel reset_work on stop","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-90026","datePublished":"2026-09-16T10:33:29.008Z","dateReserved":"2026-09-11T19:38:34.782Z","dateUpdated":"2026-10-19T08:56:42.448Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-16 11:17:15","lastModifiedDate":"2026-10-19 09:18:50","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":"90026","Ordinal":"1","Title":"usb: typec: qcom-pmic: cancel reset_work on stop","CVE":"CVE-2026-90026","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"90026","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nusb: typec: qcom-pmic: cancel reset_work on stop\n\npdphy_stop() disables IRQs but leaves reset_work pending.  If the IRQ\nhandler schedules it just before disable_irq(), the work runs after\nremove() frees the struct via devm.\n\nCall cancel_work_sync() after disabling IRQs to close the window.\n\nThis issue was found by an in-house static analysis tool.","Type":"Description","Title":"usb: typec: qcom-pmic: cancel reset_work on stop"}]}}}