{"id":"CVE-2026-68461","revision":null,"records":[{"revision":"9eb21eb30b4d486dbfd7985f93f28d7e","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-68461","aliases":[],"title":"device property: initialize the remaining fields of fwnode_handle in fwnode_init()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndevice property: initialize the remaining fields of fwnode_handle in fwnode_init()\n\nIf a firmware node is allocated on the stack (for instance: temporary\nsoftware node whose life-time we control) or on the heap - but using a\nnon-zeroing allocation function - and initialized using fwnode_init(),\nits secondary pointer will contain uninitialized memory which likely\nwill be neither NULL nor IS_ERR() and so may end up being dereferenced\n(for example: in dev_to_swnode()). Set fwnode->secondary to NULL on\ninitialization. While at it: initialize the remaining fields of struct\nfwnode_handle too just to be sure.\n\n[ Fix typo in commit message. - Danilo ]","state":0,"publishedAt":"2026-08-15T05:51:21.219+00:00","modifiedAt":"2026-10-19T21:09:11.556+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n \"product\": \"Linux\",\n \"vendor\": \"Linux\",\n \"defaultStatus\": \"unaffected\",\n \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n \"programFiles\": [\n \"include/linux/fwnode.h\"\n ],\n \"versions\": [\n {\n \"version\": \"01bb86b380a306bd937c96da36f66429f3362137\",\n \"lessThan\": \"0198d579948322cda5178b9672d448375a32f947\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"01bb86b380a306bd937c96da36f66429f3362137\",\n \"lessThan\": \"173b61c9276c7b3a5fbcc63ae7aafc897fee1e18\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"01bb86b380a306bd937c96da36f66429f3362137\",\n \"lessThan\": \"f0b4e1cc8ad76baf49d898727eb52e91a4ef0544\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"01bb86b380a306bd937c96da36f66429f3362137\",\n \"lessThan\": \"c8542b68ba6ef4f61072098893a3f5b71c569b6c\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"01bb86b380a306bd937c96da36f66429f3362137\",\n \"lessThan\": \"9c86a1f930bb2ddb85f867b4736716e82a4a4683\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"01bb86b380a306bd937c96da36f66429f3362137\",\n \"lessThan\": \"c81e2af41de6a159837c7129a4fc444ac6e48046\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"01bb86b380a306bd937c96da36f66429f3362137\",\n \"lessThan\": \"7eba000621fff223dd7bab484d48918c7c77a307\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n }\n ]\n }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n \"product\": \"Linux\",\n \"vendor\": \"Linux\",\n \"defaultStatus\": \"affected\",\n \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n \"programFiles\": [\n \"include/linux/fwnode.h\"\n ],\n \"versions\": [\n {\n \"version\": \"5.11\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"0\",\n \"lessThan\": \"5.11\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.15.212\",\n \"lessThanOrEqual\": \"5.15.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.1.178\",\n \"lessThanOrEqual\": \"6.1.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.6.145\",\n \"lessThanOrEqual\": \"6.6.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.12.96\",\n \"lessThanOrEqual\": \"6.12.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.18.39\",\n \"lessThanOrEqual\": \"6.18.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"7.1.5\",\n \"lessThanOrEqual\": \"7.1.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"7.2\",\n \"lessThanOrEqual\": \"*\",\n \"status\": \"unaffected\",\n \"versionType\": \"original_commit_for_fix\"\n }\n ]\n }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8,"severity":"HIGH"}],"references":["https://git.kernel.org/stable/c/0198d579948322cda5178b9672d448375a32f947","https://git.kernel.org/stable/c/173b61c9276c7b3a5fbcc63ae7aafc897fee1e18","https://git.kernel.org/stable/c/f0b4e1cc8ad76baf49d898727eb52e91a4ef0544","https://git.kernel.org/stable/c/c8542b68ba6ef4f61072098893a3f5b71c569b6c","https://git.kernel.org/stable/c/9c86a1f930bb2ddb85f867b4736716e82a4a4683","https://git.kernel.org/stable/c/c81e2af41de6a159837c7129a4fc444ac6e48046","https://git.kernel.org/stable/c/7eba000621fff223dd7bab484d48918c7c77a307"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-68461","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-68461","identifiers":["CVE-2026-68461"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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