CVE-2025-39853

{"id": "CVE-2025-39853", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-39853", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-11-05T21:12:39.658604Z"}}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.1, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.2, "exploitabilityScore": 1.8}]}, "affected": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "affectedData": [{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "e3219ce6a775468368fb270fae3eb82a6787b436", "lessThan": "971feafe157afac443027acdc235badc6838560b", "versionType": "git"}, {"status": "affected", "version": "e3219ce6a775468368fb270fae3eb82a6787b436", "lessThan": "3c6fb929afa313d9d11f780451d113f73922fe5d", "versionType": "git"}, {"status": "affected", "version": "e3219ce6a775468368fb270fae3eb82a6787b436", "lessThan": "1eadabcf5623f1237a539b16586b4ed8ac8dffcd", "versionType": "git"}, {"status": "affected", "version": "e3219ce6a775468368fb270fae3eb82a6787b436", "lessThan": "e2a5e74879f9b494bbd66fa93f355feacde450c7", "versionType": "git"}, {"status": "affected", "version": "e3219ce6a775468368fb270fae3eb82a6787b436", "lessThan": "fb216d980fae6561c7c70af8ef826faf059c6515", "versionType": "git"}, {"status": "affected", "version": "e3219ce6a775468368fb270fae3eb82a6787b436", "lessThan": "66e7cdbda74ee823ec2bf7b830ebd235c54f5ddf", "versionType": "git"}, {"status": "affected", "version": "e3219ce6a775468368fb270fae3eb82a6787b436", "lessThan": "9c21fc4cebd44dd21016c61261a683af390343f8", "versionType": "git"}, {"status": "affected", "version": "e3219ce6a775468368fb270fae3eb82a6787b436", "lessThan": "a556f06338e1d5a85af0e32ecb46e365547f92b9", "versionType": "git"}], "programFiles": ["drivers/net/ethernet/intel/i40e/i40e_client.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "4.6"}, {"status": "unaffected", "version": "0", "lessThan": "4.6", "versionType": "semver"}, {"status": "unaffected", "version": "5.4.299", "versionType": "semver", "lessThanOrEqual": "5.4.*"}, {"status": "unaffected", "version": "5.10.243", "versionType": "semver", "lessThanOrEqual": "5.10.*"}, {"status": "unaffected", "version": "5.15.192", "versionType": "semver", "lessThanOrEqual": "5.15.*"}, {"status": "unaffected", "version": "6.1.151", "versionType": "semver", "lessThanOrEqual": "6.1.*"}, {"status": "unaffected", "version": "6.6.105", "versionType": "semver", "lessThanOrEqual": "6.6.*"}, {"status": "unaffected", "version": "6.12.46", "versionType": "semver", "lessThanOrEqual": "6.12.*"}, {"status": "unaffected", "version": "6.16.6", "versionType": "semver", "lessThanOrEqual": "6.16.*"}, {"status": "unaffected", "version": "6.17", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["drivers/net/ethernet/intel/i40e/i40e_client.c"], "defaultStatus": "affected"}]}, {"source": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e", "affectedData": [{"vendor": "Siemens", "product": "RUGGEDCOM RST2428P", "versions": [{"status": "affected", "version": "0", "lessThan": "V3.3", "versionType": "custom"}], "defaultStatus": "unknown"}, {"vendor": "Siemens", "product": "SCALANCE XC-300/XR-300/XC-400/XR-500WG/XR-500 family", "versions": [{"status": "affected", "version": "0", "lessThan": "V3.3", "versionType": "custom"}], "defaultStatus": "unknown"}, {"vendor": "Siemens", "product": "SCALANCE XCH328", "versions": [{"status": "affected", "version": "0", "lessThan": "V3.3", "versionType": "custom"}], "defaultStatus": "unknown"}, {"vendor": "Siemens", "product": "SCALANCE XCM324", "versions": [{"status": "affected", "version": "0", "lessThan": "V3.3", "versionType": "custom"}], "defaultStatus": "unknown"}, {"vendor": "Siemens", "product": "SCALANCE XCM328", "versions": [{"status": "affected", "version": "0", "lessThan": "V3.3", "versionType": "custom"}], "defaultStatus": "unknown"}, {"vendor": "Siemens", "product": "SCALANCE XCM332", "versions": [{"status": "affected", "version": "0", "lessThan": "V3.3", "versionType": "custom"}], "defaultStatus": "unknown"}, {"vendor": "Siemens", "product": "SCALANCE XRH334 (24 V DC, 8xFO, CC)", "versions": [{"status": "affected", "version": "0", "lessThan": "V3.3", "versionType": "custom"}], "defaultStatus": "unknown"}, {"vendor": "Siemens", "product": "SCALANCE XRM334 (230 V AC, 12xFO)", "versions": [{"status": "affected", "version": "0", "lessThan": "V3.3", "versionType": "custom"}], "defaultStatus": "unknown"}, {"vendor": "Siemens", "product": "SCALANCE XRM334 (230 V AC, 8xFO)", "versions": [{"status": "affected", "version": "0", "lessThan": "V3.3", "versionType": "custom"}], "defaultStatus": "unknown"}, {"vendor": "Siemens", "product": "SCALANCE XRM334 (230V AC, 2x10G, 24xSFP, 8xSFP+)", "versions": [{"status": "affected", "version": "0", "lessThan": "V3.3", "versionType": "custom"}], "defaultStatus": "unknown"}, {"vendor": "Siemens", "product": "SCALANCE XRM334 (24 V DC, 12xFO)", "versions": [{"status": "affected", "version": "0", "lessThan": "V3.3", "versionType": "custom"}], "defaultStatus": "unknown"}, {"vendor": "Siemens", "product": "SCALANCE XRM334 (24 V DC, 8xFO)", "versions": [{"status": "affected", "version": "0", "lessThan": "V3.3", "versionType": "custom"}], "defaultStatus": "unknown"}, {"vendor": "Siemens", "product": "SCALANCE XRM334 (24V DC, 2x10G, 24xSFP, 8xSFP+)", "versions": [{"status": "affected", "version": "0", "lessThan": "V3.3", "versionType": "custom"}], "defaultStatus": "unknown"}, {"vendor": "Siemens", "product": "SCALANCE XRM334 (2x230 V AC, 12xFO)", "versions": [{"status": "affected", "version": "0", "lessThan": "V3.3", "versionType": "custom"}], "defaultStatus": "unknown"}, {"vendor": "Siemens", "product": "SCALANCE XRM334 (2x230 V AC, 8xFO)", "versions": [{"status": "affected", "version": "0", "lessThan": "V3.3", "versionType": "custom"}], "defaultStatus": "unknown"}, {"vendor": "Siemens", "product": "SCALANCE XRM334 (2x230V AC, 2x10G, 24xSFP, 8xSFP+)", "versions": [{"status": "affected", "version": "0", "lessThan": "V3.3", "versionType": "custom"}], "defaultStatus": "unknown"}, {"vendor": "Siemens", "product": "SIMATIC CN 4100", "versions": [{"status": "affected", "version": "0", "lessThan": "V5.0", "versionType": "custom"}], "defaultStatus": "unknown"}]}], "published": "2025-09-19T16:15:44.213", "references": [{"url": "https://git.kernel.org/stable/c/1eadabcf5623f1237a539b16586b4ed8ac8dffcd", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/3c6fb929afa313d9d11f780451d113f73922fe5d", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/66e7cdbda74ee823ec2bf7b830ebd235c54f5ddf", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/971feafe157afac443027acdc235badc6838560b", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/9c21fc4cebd44dd21016c61261a683af390343f8", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/a556f06338e1d5a85af0e32ecb46e365547f92b9", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/e2a5e74879f9b494bbd66fa93f355feacde450c7", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/fb216d980fae6561c7c70af8ef826faf059c6515", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html", "tags": ["Mailing List", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html", "tags": ["Mailing List", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://cert-portal.siemens.com/productcert/html/ssa-032379.html", "source": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"}, {"url": "https://cert-portal.siemens.com/productcert/html/ssa-089022.html", "source": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-125"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ni40e: Fix potential invalid access when MAC list is empty\n\nlist_first_entry() never returns NULL - if the list is empty, it still\nreturns a pointer to an invalid object, leading to potential invalid\nmemory access when dereferenced.\n\nFix this by using list_first_entry_or_null instead of list_first_entry."}, {"lang": "es", "value": "En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta:\n\ni40e: Corrige el posible acceso inv\u00e1lido cuando la lista MAC est\u00e1 vac\u00eda\n\nlist_first_entry() nunca devuelve NULL; si la lista est\u00e1 vac\u00eda, a\u00fan devuelve un puntero a un objeto inv\u00e1lido, lo que lleva a un posible acceso inv\u00e1lido a la memoria cuando se desreferencia.\n\nSoluciona esto usando list_first_entry_or_null en lugar de list_first_entry."}], "lastModified": "2026-11-05T22:17:33.977", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "786241CD-E02D-49BE-AC37-05BF5BCAAC1A", "versionEndExcluding": "5.4.299", "versionStartIncluding": "4.6"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6DE4B49A-F1A3-4F0C-96D3-68676CE6BB4C", "versionEndExcluding": "5.10.243", "versionStartIncluding": "5.5"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8A911BD7-361F-45C0-A4A6-33FCBA0F6117", "versionEndExcluding": "5.15.192", "versionStartIncluding": "5.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BC2D0B88-F133-4143-B91D-0A439AA143C0", "versionEndExcluding": "6.1.151", "versionStartIncluding": "5.16"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, 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