{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-98855", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-09-25T10:25:14.376Z", "datePublished": "2026-10-18T15:51:09.970Z", "dateUpdated": "2026-10-21T12:57:34.195Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-10-21T12:57:34.195Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nof/overlay: put property on deadprops only after changeset add succeeds\n\nadd_changeset_property() links a new property of a not-yet-live\ntarget node into the node's deadprops list before handing it to\nof_changeset_add_property(). If that fails, the error path frees the\nproperty but leaves the freed pointer linked in deadprops, and\nof_node_release() frees it a second time when the aborted overlay's\nnode is released.\n\nRecord the changeset entry first and link the property into deadprops\nonly on success. of_changeset_add_property() never looks at the\nnode's property lists, so the order of the two steps is otherwise\nimmaterial, and the error path frees a property that nothing\nreferences."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/of/overlay.c"], "versions": [{"version": "f96278810150fc39085d1872e5b39ea06366d03e", "lessThan": "936f1ffcb87a1c50938a21176a6463af162cf4b5", "status": "affected", "versionType": "git"}, {"version": "f96278810150fc39085d1872e5b39ea06366d03e", "lessThan": "d5151496a0a2b19c9c0c7b0ebf86b3de55a8fa3a", "status": "affected", "versionType": "git"}, {"version": "f96278810150fc39085d1872e5b39ea06366d03e", "lessThan": "7dc6a769153c0457077a0da4888a00f61e66de15", "status": "affected", "versionType": "git"}, {"version": "f96278810150fc39085d1872e5b39ea06366d03e", "lessThan": "5857035a3b53a4e7b5a0d5a740189901ece0b079", "status": "affected", "versionType": "git"}, {"version": "f96278810150fc39085d1872e5b39ea06366d03e", "lessThan": "814f2da6995772c07a7c9c2cc6028b6e3f3ecc9c", "status": "affected", "versionType": "git"}, {"version": "b52ca352489be8beb7de3a8181509a0deaf72e21", "status": "affected", "versionType": "git"}, {"version": "4.19.49", "lessThan": "4.20", "status": "affected", "versionType": "semver"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/of/overlay.c"], "versions": [{"version": "5.0", "status": "affected"}, {"version": "0", "lessThan": "5.0", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.160", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.113", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.56", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.2.10", "lessThanOrEqual": "7.2.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.3", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.0", "versionEndExcluding": "6.6.160"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.0", "versionEndExcluding": "6.12.113"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.0", "versionEndExcluding": "6.18.56"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.0", "versionEndExcluding": "7.2.10"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.0", "versionEndExcluding": "7.3"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.19.49"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/936f1ffcb87a1c50938a21176a6463af162cf4b5"}, {"url": "https://git.kernel.org/stable/c/d5151496a0a2b19c9c0c7b0ebf86b3de55a8fa3a"}, {"url": "https://git.kernel.org/stable/c/7dc6a769153c0457077a0da4888a00f61e66de15"}, {"url": "https://git.kernel.org/stable/c/5857035a3b53a4e7b5a0d5a740189901ece0b079"}, {"url": "https://git.kernel.org/stable/c/814f2da6995772c07a7c9c2cc6028b6e3f3ecc9c"}], "title": "of/overlay: put property on deadprops only after changeset add succeeds", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/of/overlay.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "936f1ffcb87a1c50938a21176a6463af162cf4b5", "status": "affected", "version": "f96278810150fc39085d1872e5b39ea06366d03e", "versionType": "git"}, {"lessThan": "d5151496a0a2b19c9c0c7b0ebf86b3de55a8fa3a", "status": "affected", "version": "f96278810150fc39085d1872e5b39ea06366d03e", "versionType": "git"}, {"lessThan": "7dc6a769153c0457077a0da4888a00f61e66de15", "status": "affected", "version": "f96278810150fc39085d1872e5b39ea06366d03e", "versionType": "git"}, {"lessThan": "5857035a3b53a4e7b5a0d5a740189901ece0b079", "status": "affected", "version": "f96278810150fc39085d1872e5b39ea06366d03e", "versionType": "git"}, {"lessThan": "814f2da6995772c07a7c9c2cc6028b6e3f3ecc9c", "status": "affected", "version": "f96278810150fc39085d1872e5b39ea06366d03e", "versionType": "git"}, {"status": "affected", "version": "b52ca352489be8beb7de3a8181509a0deaf72e21", "versionType": "git"}, {"lessThan": "4.20", "status": "affected", "version": "4.19.49", "versionType": "semver"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/of/overlay.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "5.0"}, {"lessThan": "5.0", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "6.6.*", "status": "unaffected", "version": "6.6.160", "versionType": "semver"}, {"lessThanOrEqual": "6.12.*", "status": "unaffected", "version": "6.12.113", "versionType": "semver"}, {"lessThanOrEqual": "6.18.*", "status": "unaffected", "version": "6.18.56", "versionType": "semver"}, {"lessThanOrEqual": "7.2.*", "status": "unaffected", "version": "7.2.10", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.3", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nof/overlay: put property on deadprops only after changeset add succeeds\n\nadd_changeset_property() links a new property of a not-yet-live\ntarget node into the node's deadprops list before handing it to\nof_changeset_add_property(). If that fails, the error path frees the\nproperty but leaves the freed pointer linked in deadprops, and\nof_node_release() frees it a second time when the aborted overlay's\nnode is released.\n\nRecord the changeset entry first and link the property into deadprops\nonly on success. of_changeset_add_property() never looks at the\nnode's property lists, so the order of the two steps is otherwise\nimmaterial, and the error path frees a property that nothing\nreferences."}], "id": "CVE-2026-98855", "lastModified": "2026-10-21T13:21:50.020", "metrics": {}, "published": "2026-10-18T16:17:39.937", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/5857035a3b53a4e7b5a0d5a740189901ece0b079"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/7dc6a769153c0457077a0da4888a00f61e66de15"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/814f2da6995772c07a7c9c2cc6028b6e3f3ecc9c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/936f1ffcb87a1c50938a21176a6463af162cf4b5"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/d5151496a0a2b19c9c0c7b0ebf86b3de55a8fa3a"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{}