{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2025-38456", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-04-16T04:51:24.019Z", "datePublished": "2025-07-25T15:27:35.559Z", "dateUpdated": "2026-05-11T21:28:21.490Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T21:28:21.490Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nipmi:msghandler: Fix potential memory corruption in ipmi_create_user()\n\nThe \"intf\" list iterator is an invalid pointer if the correct\n\"intf->intf_num\" is not found. Calling atomic_dec(&intf->nr_users) on\nand invalid pointer will lead to memory corruption.\n\nWe don't really need to call atomic_dec() if we haven't called\natomic_add_return() so update the if (intf->in_shutdown) path as well."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/char/ipmi/ipmi_msghandler.c"], "versions": [{"version": "8e76741c3d8b20dfa2d6c30fa10ff927cfd93d82", "lessThan": "cbc1670297f675854e982d23c8583900ff0cc67a", "status": "affected", "versionType": "git"}, {"version": "8e76741c3d8b20dfa2d6c30fa10ff927cfd93d82", "lessThan": "e2d5c005dfc96fe857676d1d8ac46b29275cb89b", "status": "affected", "versionType": "git"}, {"version": "8e76741c3d8b20dfa2d6c30fa10ff927cfd93d82", "lessThan": "9e0d33e75c1604c3fad5586ad4dfa3b2695a3950", "status": "affected", "versionType": "git"}, {"version": "8e76741c3d8b20dfa2d6c30fa10ff927cfd93d82", "lessThan": "7c1a6ddb99858e7d68961f74ae27caeeeca67b6a", "status": "affected", "versionType": "git"}, {"version": "8e76741c3d8b20dfa2d6c30fa10ff927cfd93d82", "lessThan": "fa332f5dc6fc662ad7d3200048772c96b861cf6b", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/char/ipmi/ipmi_msghandler.c"], "versions": [{"version": "5.19", "status": "affected"}, {"version": "0", "lessThan": "5.19", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.146", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.99", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.39", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.15.7", "lessThanOrEqual": "6.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.16", "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": "5.19", "versionEndExcluding": "6.1.146"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.19", "versionEndExcluding": "6.6.99"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.19", "versionEndExcluding": "6.12.39"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.19", "versionEndExcluding": "6.15.7"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.19", "versionEndExcluding": "6.16"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/cbc1670297f675854e982d23c8583900ff0cc67a"}, {"url": "https://git.kernel.org/stable/c/e2d5c005dfc96fe857676d1d8ac46b29275cb89b"}, {"url": "https://git.kernel.org/stable/c/9e0d33e75c1604c3fad5586ad4dfa3b2695a3950"}, {"url": "https://git.kernel.org/stable/c/7c1a6ddb99858e7d68961f74ae27caeeeca67b6a"}, {"url": "https://git.kernel.org/stable/c/fa332f5dc6fc662ad7d3200048772c96b861cf6b"}], "title": "ipmi:msghandler: Fix potential memory corruption in ipmi_create_user()", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"title": "CVE Program Container", "references": [{"url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2025-11-03T17:38:12.328Z"}}]}}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "CED580A5-EFA9-4777-940A-96D92D5D423B", "versionEndExcluding": "6.1.146", "versionStartIncluding": "5.19", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "B369699C-E0E6-42A4-BDEE-8E676ECEF6AA", "versionEndExcluding": "6.6.99", "versionStartIncluding": "6.2", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "18D57670-11F8-4B5A-AD56-EA32DD0F44E1", "versionEndExcluding": "6.12.39", "versionStartIncluding": "6.7", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "F9C46937-5FA9-4335-AD7B-E7FC29453CE1", "versionEndExcluding": "6.15.7", "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\nipmi:msghandler: Fix potential memory corruption in ipmi_create_user()\n\nThe \"intf\" list iterator is an invalid pointer if the correct\n\"intf->intf_num\" is not found. Calling atomic_dec(&intf->nr_users) on\nand invalid pointer will lead to memory corruption.\n\nWe don't really need to call atomic_dec() if we haven't called\natomic_add_return() so update the if (intf->in_shutdown) path as well."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ipmi:msghandler: Se corrige una posible corrupci\u00f3n de memoria en ipmi_create_user(). El iterador de lista \"intf\" es un puntero no v\u00e1lido si no se encuentra el valor correcto \"intf->intf_num\". Llamar a atomic_dec(&intf->nr_users) en un puntero no v\u00e1lido provocar\u00e1 corrupci\u00f3n de memoria. No es necesario llamar a atomic_dec() si no se ha llamado a atomic_add_return(), as\u00ed que actualice tambi\u00e9n la ruta if (intf->in_shutdown)."}], "id": "CVE-2025-38456", "lastModified": "2025-12-22T21:49:31.393", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2025-07-25T16:15:31.283", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/7c1a6ddb99858e7d68961f74ae27caeeeca67b6a"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/9e0d33e75c1604c3fad5586ad4dfa3b2695a3950"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/cbc1670297f675854e982d23c8583900ff0cc67a"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/e2d5c005dfc96fe857676d1d8ac46b29275cb89b"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/fa332f5dc6fc662ad7d3200048772c96b861cf6b"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: ipmi:msghandler: Fix potential memory corruption in ipmi_create_user()", "id": "2383483", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2383483"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\nipmi:msghandler: Fix potential memory corruption in ipmi_create_user()\nThe \"intf\" list iterator is an invalid pointer if the correct\n\"intf->intf_num\" is not found. Calling atomic_dec(&intf->nr_users) on\nand invalid pointer will lead to memory corruption.\nWe don't really need to call atomic_dec() if we haven't called\natomic_add_return() so update the if (intf->in_shutdown) path as well."], "name": "CVE-2025-38456", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not 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": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2025-07-25T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-38456\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-38456\nhttps://lore.kernel.org/linux-cve-announce/2025072506-CVE-2025-38456-3c0a@gregkh/T"], "threat_severity": "Moderate"}

{"created": "2025-07-26T11:22:01.775053+00:00", "updated": "2025-07-26T11:22:01.775133+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}