CVE-2025-38077

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Accessing the 'buf' array element with\nindex 'length - 1' will result in a buffer overflow.\n\nAdd a check for an empty string.\n\nFound by Linux Verification Center (linuxtesting.org) with SVACE."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: platform/x86: dell-wmi-sysman: Evitar el desbordamiento de b\u00fafer en current_password_store(). Si la matriz 'buf' recibida del usuario contiene una cadena vac\u00eda, la variable 'length' ser\u00e1 cero. Acceder al elemento de la matriz 'buf' con el \u00edndice 'length - 1' provocar\u00e1 un desbordamiento de b\u00fafer. Se ha a\u00f1adido una comprobaci\u00f3n para cadenas vac\u00edas. Encontrado por el Centro de Verificaci\u00f3n de Linux (linuxtesting.org) con SVACE."}], "id": "CVE-2025-38077", "lastModified": "2026-06-17T09:16:00.463", "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": "2025-06-18T10:15:41.240", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/4e89a4077490f52cde652d17e32519b666abf3a6"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/60bd13f8c4b3de2c910ae1cdbef85b9bbc9685f5"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/8594a123cfa23d708582dc6fb36da34479ef8a5b"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/97066373ffd55bd9af0b512ff3dd1f647620a3dc"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/f86465626917df3b8bdd2756ec0cc9d179c5af0f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/fb7cde625872709b8cedad9b241e0ec3d82fa7d3"}, {"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: platform/x86: dell-wmi-sysman: Avoid buffer overflow in current_password_store()", "id": "2373384", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2373384"}, "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:\nplatform/x86: dell-wmi-sysman: Avoid buffer overflow in current_password_store()\nIf the 'buf' array received from the user contains an empty string, the\n'length' variable will be zero. Accessing the 'buf' array element with\nindex 'length - 1' will result in a buffer overflow.\nAdd a check for an empty string.\nFound by Linux Verification Center (linuxtesting.org) with SVACE."], "name": "CVE-2025-38077", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "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": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2025-06-18T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-38077\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-38077\nhttps://lore.kernel.org/linux-cve-announce/2025061840-CVE-2025-38077-f53e@gregkh/T"], "threat_severity": "Low"}

{"created": "2025-06-23T08:53:47.936485+00:00", "updated": "2025-06-23T08:53:47.936543+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}