CVE-2025-38342

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prop->length)'."}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7, "baseSeverity": "HIGH"}, "scenarios": [{"lang": "en", "value": "AV:L - The affected code is driver-core firmware-node plumbing reached only during in-kernel device/driver probe and property lookups on the local machine (gpiolib-swnode, iio/inkern, sfp-bus, reset, mailbox, v4l2-fwnode); no packet, socket or remote peer data ever reaches `software_node_get_reference_args()`.\nAC:H - The faulty bound only differs from the correct one when `prop->length` is not an exact multiple of `sizeof(struct software_node_ref_args)`, and every in-tree `DEV_PROP_REF` property is built by `PROPERTY_ENTRY_REF[_ARRAY[_LEN]]()`, which always sets an exact multiple; the required malformed property table is a condition the attacker cannot create or influence.\nPR:L - If a mis-sized reference property existed, the lookup is driven from ordinary probe/consumer paths that an unprivileged local user can provoke (device binding, opening a consumer device node) without any capability; scored as low privilege rather than high since no root-only interface gates it.\nUI:N - The out-of-bounds element read happens automatically inside the property lookup during device probe or consumer resource acquisition, with no action required from another user.\nS:U - The overread, wild pointer dereference and any resulting crash are confined to the kernel's own security authority on the same host; no VM, IOMMU, or sandbox boundary is crossed.\nC:H - Up to 87 bytes of adjacent slab memory beyond the reference array are read and interpreted as a `software_node_ref_args`, and the eight `u64 args[]` values from that out-of-bounds memory are propagated to consumers (GPIO/IIO/reset specifiers) where they can surface, making this more than a strictly bounded few-byte read.\nI:H - The out-of-bounds bytes are type-confused into a live `struct fwnode_handle *` that is dereferenced and invoked through its ops vtable (`fwnode_property_read_u32()`, `fwnode_handle_get()` \u2192 `kobject_get()`), giving an indirect call through non-object memory and a refcount increment at an out-of-bounds address \u2014 a control-flow-relevant corruption primitive.\nA:H - Reading past the allocation yields a garbage `fwnode` pointer that is immediately dereferenced and called through, producing a kernel oops/panic (and a KASAN slab-out-of-bounds report on instrumented kernels)."}]}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/base/swnode.c"], "versions": [{"version": "59abd83672f70cac4b6bf9b237506c5bc6837606", "lessThan": "142acd739eb6f08c148a96ae8309256f1422ff4b", "status": "affected", "versionType": "git"}, {"version": "59abd83672f70cac4b6bf9b237506c5bc6837606", "lessThan": "56ce76e8d406cc72b89aee7931df5cf3f18db49d", "status": "affected", "versionType": "git"}, {"version": "59abd83672f70cac4b6bf9b237506c5bc6837606", "lessThan": "9324127b07dde8529222dc19233aa57ec810856c", "status": "affected", "versionType": "git"}, {"version": "59abd83672f70cac4b6bf9b237506c5bc6837606", "lessThan": "f9397cf7bfb680799fb8c7f717c8f756384c3280", "status": "affected", "versionType": "git"}, {"version": "59abd83672f70cac4b6bf9b237506c5bc6837606", "lessThan": "4b3383110b6df48e0ba5936af2cb68d5eb6bd43b", "status": "affected", "versionType": "git"}, {"version": "59abd83672f70cac4b6bf9b237506c5bc6837606", "lessThan": "7af18e42bdefe1dba5bcb32555a4d524fd504939", "status": "affected", "versionType": "git"}, {"version": "59abd83672f70cac4b6bf9b237506c5bc6837606", "lessThan": "31e4e12e0e9609850cefd4b2e1adf782f56337d6", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": 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"versions": [{"status": "affected", "version": "V3.1.5", "lessThan": "*", "versionType": "custom"}], "defaultStatus": "unknown"}, {"vendor": "Siemens", "product": "SIPLUS S7-1500 CPU 1518-4 PN/DP MFP", "versions": [{"status": "affected", "version": "V3.1.5", "lessThan": "*", "versionType": "custom"}], "defaultStatus": "unknown"}], "references": [{"url": "https://cert-portal.siemens.com/productcert/html/ssa-082556.html"}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2025-38342", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2026-10-15T21:49:40.301712Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-15T21:52:14.411Z"}}]}}

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"providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-15T21:49:40.886Z"}}], "cna": {"title": "software node: Correct a OOB check in software_node_get_reference_args()", "metrics": [{"cvssV3_1": {"version": "3.1", "baseScore": 7, "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"}, "scenarios": [{"lang": "en", "value": "AV:L - The affected code is driver-core firmware-node plumbing reached only during in-kernel device/driver probe and property lookups on the local machine (gpiolib-swnode, iio/inkern, sfp-bus, reset, mailbox, v4l2-fwnode); no packet, socket or remote peer data ever reaches `software_node_get_reference_args()`.\nAC:H - The faulty bound only differs from the correct one when `prop->length` is not an exact multiple of `sizeof(struct software_node_ref_args)`, and every in-tree `DEV_PROP_REF` property is built by `PROPERTY_ENTRY_REF[_ARRAY[_LEN]]()`, which always sets an exact multiple; the required malformed property table is a condition the attacker cannot create or influence.\nPR:L - If a mis-sized reference property existed, the lookup is driven from ordinary probe/consumer paths that an unprivileged local user can provoke (device binding, opening a consumer device node) without any capability; scored as low privilege rather than high since no root-only interface gates it.\nUI:N - The out-of-bounds element read happens automatically inside the property lookup during device probe or consumer resource acquisition, with no action required from another user.\nS:U - The overread, wild pointer dereference and any resulting crash are confined to the kernel's own security authority on the same host; no VM, IOMMU, or sandbox boundary is crossed.\nC:H - Up to 87 bytes of adjacent slab memory beyond the reference array are read and interpreted as a `software_node_ref_args`, and the eight `u64 args[]` values from that out-of-bounds memory are propagated to consumers (GPIO/IIO/reset specifiers) where they can surface, making this more than a strictly bounded few-byte read.\nI:H - The out-of-bounds bytes are type-confused into a live `struct fwnode_handle *` that is dereferenced and invoked through its ops vtable (`fwnode_property_read_u32()`, `fwnode_handle_get()` \u2192 `kobject_get()`), giving an indirect call through non-object memory and a refcount increment at an out-of-bounds address \u2014 a control-flow-relevant corruption primitive.\nA:H - Reading past the allocation yields a garbage `fwnode` pointer that is immediately dereferenced and called through, producing a kernel oops/panic (and a KASAN slab-out-of-bounds report on instrumented kernels)."}]}], "affected": [{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "59abd83672f70cac4b6bf9b237506c5bc6837606", "lessThan": "142acd739eb6f08c148a96ae8309256f1422ff4b", "versionType": "git"}, {"status": "affected", "version": "59abd83672f70cac4b6bf9b237506c5bc6837606", "lessThan": "56ce76e8d406cc72b89aee7931df5cf3f18db49d", "versionType": "git"}, {"status": "affected", "version": "59abd83672f70cac4b6bf9b237506c5bc6837606", "lessThan": "9324127b07dde8529222dc19233aa57ec810856c", "versionType": "git"}, {"status": "affected", "version": "59abd83672f70cac4b6bf9b237506c5bc6837606", "lessThan": "f9397cf7bfb680799fb8c7f717c8f756384c3280", "versionType": "git"}, {"status": "affected", "version": "59abd83672f70cac4b6bf9b237506c5bc6837606", "lessThan": "4b3383110b6df48e0ba5936af2cb68d5eb6bd43b", "versionType": "git"}, {"status": "affected", "version": "59abd83672f70cac4b6bf9b237506c5bc6837606", "lessThan": "7af18e42bdefe1dba5bcb32555a4d524fd504939", "versionType": "git"}, {"status": "affected", "version": "59abd83672f70cac4b6bf9b237506c5bc6837606", "lessThan": "31e4e12e0e9609850cefd4b2e1adf782f56337d6", "versionType": "git"}], "programFiles": ["drivers/base/swnode.c"], 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"lessThanOrEqual": "*"}], "programFiles": ["drivers/base/swnode.c"], "defaultStatus": "affected"}], "references": [{"url": "https://git.kernel.org/stable/c/142acd739eb6f08c148a96ae8309256f1422ff4b"}, {"url": "https://git.kernel.org/stable/c/56ce76e8d406cc72b89aee7931df5cf3f18db49d"}, {"url": "https://git.kernel.org/stable/c/9324127b07dde8529222dc19233aa57ec810856c"}, {"url": "https://git.kernel.org/stable/c/f9397cf7bfb680799fb8c7f717c8f756384c3280"}, {"url": "https://git.kernel.org/stable/c/4b3383110b6df48e0ba5936af2cb68d5eb6bd43b"}, {"url": "https://git.kernel.org/stable/c/7af18e42bdefe1dba5bcb32555a4d524fd504939"}, {"url": "https://git.kernel.org/stable/c/31e4e12e0e9609850cefd4b2e1adf782f56337d6"}], "x_generator": {"engine": "bippy-1.2.0"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nsoftware node: Correct a OOB check in software_node_get_reference_args()\n\nsoftware_node_get_reference_args() wants to get @index-th element, so\nthe property value requires at least '(index + 1) * sizeof(*ref)' bytes\nbut that can not be guaranteed by current OOB check, and may cause OOB\nfor malformed property.\n\nFix by using as OOB check '((index + 1) * sizeof(*ref) > prop->length)'."}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.10.239", "versionStartIncluding": "5.0"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.15.186", "versionStartIncluding": "5.0"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.1.142", "versionStartIncluding": "5.0"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.6.95", "versionStartIncluding": "5.0"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, 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"6.6.*", "status": "unaffected", "version": "6.6.95", "versionType": "semver"}, {"lessThanOrEqual": "6.12.*", "status": "unaffected", "version": "6.12.35", "versionType": "semver"}, {"lessThanOrEqual": "6.15.*", "status": "unaffected", "version": "6.15.4", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "6.16", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"affectedData": [{"defaultStatus": "unknown", "product": "SIMATIC S7-1500 CPU 1518-4 PN/DP MFP", "vendor": "Siemens", "versions": [{"lessThan": "*", "status": "affected", "version": "V3.1.5", "versionType": "custom"}]}, {"defaultStatus": "unknown", "product": "SIMATIC S7-1500 CPU 1518-4 PN/DP MFP", "vendor": "Siemens", "versions": [{"lessThan": "*", "status": "affected", "version": "V3.1.5", "versionType": "custom"}]}, {"defaultStatus": "unknown", "product": "SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP", "vendor": "Siemens", "versions": [{"lessThan": "*", "status": "affected", "version": "V3.1.5", "versionType": "custom"}]}, {"defaultStatus": "unknown", "product": "SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP", "vendor": "Siemens", "versions": [{"lessThan": "*", "status": "affected", "version": "V3.1.5", "versionType": "custom"}]}, {"defaultStatus": "unknown", "product": "SIPLUS S7-1500 CPU 1518-4 PN/DP MFP", "vendor": "Siemens", "versions": [{"lessThan": "*", "status": "affected", "version": "V3.1.5", "versionType": "custom"}]}], "source": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "541D058E-CBE8-49F8-91C8-C989073E4FB9", "versionEndExcluding": "5.10.239", "versionStartIncluding": "5.0", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "D96F2C0D-0D4A-4658-AD34-D8A626EA422D", "versionEndExcluding": "5.15.186", "versionStartIncluding": "5.11", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "459B4E94-FE0E-434D-B782-95E3A5FFC6B1", "versionEndExcluding": "6.1.142", "versionStartIncluding": "5.16", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "C5E01853-7048-4D78-9479-9AEE41AC8456", "versionEndExcluding": "6.6.95", "versionStartIncluding": "6.2", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "E569FD34-0076-4428-BE17-EECCF867611C", "versionEndExcluding": "6.12.35", "versionStartIncluding": "6.7", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "DFD174C5-1AA2-4671-BDDC-1A9FCC753655", "versionEndExcluding": "6.15.4", "versionStartIncluding": "6.13", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*", "matchCriteriaId": "FA6FEEC2-9F11-4643-8827-749718254FED", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nsoftware node: Correct a OOB check in software_node_get_reference_args()\n\nsoftware_node_get_reference_args() wants to get @index-th element, so\nthe property value requires at least '(index + 1) * sizeof(*ref)' bytes\nbut that can not be guaranteed by current OOB check, and may cause OOB\nfor malformed property.\n\nFix by using as OOB check '((index + 1) * sizeof(*ref) > prop->length)'."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: nodo de software: Se corrige una comprobaci\u00f3n OOB en software_node_get_reference_args(). software_node_get_reference_args() busca obtener el elemento @index-\u00e9simo, por lo que el valor de la propiedad requiere al menos '(index + 1) * sizeof(*ref)' bytes, pero esto no se puede garantizar con la comprobaci\u00f3n OOB actual y puede causar OOB para una propiedad mal formada. Se corrige usando como comprobaci\u00f3n OOB '((index + 1) * sizeof(*ref) > prop->length)'."}], "id": "CVE-2025-38342", "lastModified": "2026-10-15T22:18:38.860", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.0, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.0, "impactScore": 5.9, "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.2, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-38342", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-10-15T21:49:40.301712Z", "version": "2.0.3"}}]}, "published": "2025-07-10T09:15:29.017", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/142acd739eb6f08c148a96ae8309256f1422ff4b"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/31e4e12e0e9609850cefd4b2e1adf782f56337d6"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/4b3383110b6df48e0ba5936af2cb68d5eb6bd43b"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/56ce76e8d406cc72b89aee7931df5cf3f18db49d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/7af18e42bdefe1dba5bcb32555a4d524fd504939"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/9324127b07dde8529222dc19233aa57ec810856c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/f9397cf7bfb680799fb8c7f717c8f756384c3280"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html"}, {"source": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e", "url": "https://cert-portal.siemens.com/productcert/html/ssa-082556.html"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-125"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: software node: Correct a OOB check in software_node_get_reference_args()", "id": "2379250", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2379250"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\nsoftware node: Correct a OOB check in software_node_get_reference_args()\nsoftware_node_get_reference_args() wants to get @index-th element, so\nthe property value requires at least '(index + 1) * sizeof(*ref)' bytes\nbut that can not be guaranteed by current OOB check, and may cause OOB\nfor malformed property.\nFix by using as OOB check '((index + 1) * sizeof(*ref) > prop->length)'."], "name": "CVE-2025-38342", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2025-07-10T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-38342\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-38342\nhttps://lore.kernel.org/linux-cve-announce/2025071035-CVE-2025-38342-9e31@gregkh/T"], "threat_severity": "Moderate"}

{"created": "2025-07-13T11:06:37.279051+00:00", "updated": "2025-07-13T11:06:37.279128+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}