{"api_version":"1","generated_at":"2026-06-25T19:21:55+00:00","cve":"CVE-2026-53226","urls":{"html":"https://cve.report/CVE-2026-53226","api":"https://cve.report/api/cve/CVE-2026-53226.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-53226","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-53226"},"summary":{"title":"gpio: rockchip: fix generic IRQ chip leak on remove","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ngpio: rockchip: fix generic IRQ chip leak on remove\n\nThe driver allocates domain generic chips using\nirq_alloc_domain_generic_chips() during probe. However, on driver\nremove/teardown, the generic chips are not automatically freed when the\nIRQ domain is removed because the domain flags do not include\nIRQ_DOMAIN_FLAG_DESTROY_GC.\n\nThis causes both the domain generic chips structure and the associated\ngeneric chips to be leaked. Additionally, the generic chips remain on\nthe global gc_list and may later be visited by generic IRQ chip suspend,\nresume, or shutdown callbacks after the GPIO bank has been removed,\npotentially resulting in a use-after-free and kernel crash.\n\nFix the resource leak by explicitly calling\nirq_domain_remove_generic_chips() before removing the IRQ domain in\nrockchip_gpio_remove().","state":"PUBLISHED","assigner":"Linux","published_at":"2026-06-25 09:16:40","updated_at":"2026-06-25 09:16:40"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/1c1e0fc88d6ef65bf15d517853251f75ab9d18c3","name":"https://git.kernel.org/stable/c/1c1e0fc88d6ef65bf15d517853251f75ab9d18c3","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/bace7b99bfa555fe833aee8827b8004c43666d02","name":"https://git.kernel.org/stable/c/bace7b99bfa555fe833aee8827b8004c43666d02","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/1f34ea5f6114011092d9a5c8b901ad6741144a1d","name":"https://git.kernel.org/stable/c/1f34ea5f6114011092d9a5c8b901ad6741144a1d","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-53226","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53226","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 936ee2675eee1faca0dcdfa79165c7990422e0fc bace7b99bfa555fe833aee8827b8004c43666d02 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 936ee2675eee1faca0dcdfa79165c7990422e0fc 1f34ea5f6114011092d9a5c8b901ad6741144a1d git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 936ee2675eee1faca0dcdfa79165c7990422e0fc 1c1e0fc88d6ef65bf15d517853251f75ab9d18c3 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5.15","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.36 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0.13 7.0.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1 * 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/gpio/gpio-rockchip.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"bace7b99bfa555fe833aee8827b8004c43666d02","status":"affected","version":"936ee2675eee1faca0dcdfa79165c7990422e0fc","versionType":"git"},{"lessThan":"1f34ea5f6114011092d9a5c8b901ad6741144a1d","status":"affected","version":"936ee2675eee1faca0dcdfa79165c7990422e0fc","versionType":"git"},{"lessThan":"1c1e0fc88d6ef65bf15d517853251f75ab9d18c3","status":"affected","version":"936ee2675eee1faca0dcdfa79165c7990422e0fc","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/gpio/gpio-rockchip.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.15"},{"lessThan":"5.15","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.36","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.13","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.36","versionStartIncluding":"5.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0.13","versionStartIncluding":"5.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1","versionStartIncluding":"5.15","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ngpio: rockchip: fix generic IRQ chip leak on remove\n\nThe driver allocates domain generic chips using\nirq_alloc_domain_generic_chips() during probe. However, on driver\nremove/teardown, the generic chips are not automatically freed when the\nIRQ domain is removed because the domain flags do not include\nIRQ_DOMAIN_FLAG_DESTROY_GC.\n\nThis causes both the domain generic chips structure and the associated\ngeneric chips to be leaked. Additionally, the generic chips remain on\nthe global gc_list and may later be visited by generic IRQ chip suspend,\nresume, or shutdown callbacks after the GPIO bank has been removed,\npotentially resulting in a use-after-free and kernel crash.\n\nFix the resource leak by explicitly calling\nirq_domain_remove_generic_chips() before removing the IRQ domain in\nrockchip_gpio_remove()."}],"providerMetadata":{"dateUpdated":"2026-06-25T08:39:26.567Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/bace7b99bfa555fe833aee8827b8004c43666d02"},{"url":"https://git.kernel.org/stable/c/1f34ea5f6114011092d9a5c8b901ad6741144a1d"},{"url":"https://git.kernel.org/stable/c/1c1e0fc88d6ef65bf15d517853251f75ab9d18c3"}],"title":"gpio: rockchip: fix generic IRQ chip leak on remove","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-53226","datePublished":"2026-06-25T08:39:26.567Z","dateReserved":"2026-06-09T07:44:35.392Z","dateUpdated":"2026-06-25T08:39:26.567Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-06-25 09:16:40","lastModifiedDate":"2026-06-25 09:16:40","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"53226","Ordinal":"1","Title":"gpio: rockchip: fix generic IRQ chip leak on remove","CVE":"CVE-2026-53226","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"53226","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\ngpio: rockchip: fix generic IRQ chip leak on remove\n\nThe driver allocates domain generic chips using\nirq_alloc_domain_generic_chips() during probe. However, on driver\nremove/teardown, the generic chips are not automatically freed when the\nIRQ domain is removed because the domain flags do not include\nIRQ_DOMAIN_FLAG_DESTROY_GC.\n\nThis causes both the domain generic chips structure and the associated\ngeneric chips to be leaked. Additionally, the generic chips remain on\nthe global gc_list and may later be visited by generic IRQ chip suspend,\nresume, or shutdown callbacks after the GPIO bank has been removed,\npotentially resulting in a use-after-free and kernel crash.\n\nFix the resource leak by explicitly calling\nirq_domain_remove_generic_chips() before removing the IRQ domain in\nrockchip_gpio_remove().","Type":"Description","Title":"gpio: rockchip: fix generic IRQ chip leak on remove"}]}}}