CVE-2025-38195

{"id": "CVE-2025-38195", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "[email protected]", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2025-07-04T14:15:26.667", "references": [{"url": "https://git.kernel.org/stable/c/985f086f281b7bbb6644851e63af1a17ffff9277", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/b427d98d55217b53c88643579fbbd8a4c351a105", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/b5c7397b7fd125203c60b59860c168ee92291272", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/ee084fa96123ede8b0563a1b5a9b23adc43cd50d", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "[email protected]", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nLoongArch: Fix panic caused by NULL-PMD in huge_pte_offset()\n\nERROR INFO:\n\nCPU 25 Unable to handle kernel paging request at virtual address 0x0\n ...\n Call Trace:\n [<900000000023c30c>] huge_pte_offset+0x3c/0x58\n [<900000000057fd4c>] hugetlb_follow_page_mask+0x74/0x438\n [<900000000051fee8>] __get_user_pages+0xe0/0x4c8\n [<9000000000522414>] faultin_page_range+0x84/0x380\n [<9000000000564e8c>] madvise_vma_behavior+0x534/0xa48\n [<900000000056689c>] do_madvise+0x1bc/0x3e8\n [<9000000000566df4>] sys_madvise+0x24/0x38\n [<90000000015b9e88>] do_syscall+0x78/0x98\n [<9000000000221f18>] handle_syscall+0xb8/0x158\n\nIn some cases, pmd may be NULL and rely on NULL as the return value for\nprocessing, so it is necessary to determine this situation here."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: LoongArch: Se corrige el p\u00e1nico causado por NULL-PMD en huge_pte_offset() INFORMACI\u00d3N DE ERROR: CPU 25 No se puede manejar la solicitud de paginaci\u00f3n del kernel en la direcci\u00f3n virtual 0x0 ... Seguimiento de llamadas: [&lt;900000000023c30c&gt;] huge_pte_offset+0x3c/0x58 [&lt;900000000057fd4c&gt;] hugetlb_follow_page_mask+0x74/0x438 [&lt;900000000051fee8&gt;] __get_user_pages+0xe0/0x4c8 [&lt;9000000000522414&gt;] faultin_page_range+0x84/0x380 [&lt;9000000000564e8c&gt;] madvise_vma_behavior+0x534/0xa48 [&lt;900000000056689c&gt;] do_madvise+0x1bc/0x3e8 [&lt;9000000000566df4&gt;] sys_madvise+0x24/0x38 [&lt;90000000015b9e88&gt;] do_syscall+0x78/0x98 [&lt;9000000000221f18&gt;] handle_syscall+0xb8/0x158 En algunos casos, pmd puede ser NULL y depender de NULL como valor de retorno para el procesamiento, por lo que es necesario determinar esta situaci\u00f3n aqu\u00ed."}], "lastModified": "2025-11-19T20:46:46.360", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7631FB65-9AB5-43B9-95F4-2B26A73E0115", "versionEndExcluding": "6.2", "versionStartIncluding": "6.1.136"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "14CDE031-9260-4677-9C31-685EFADB1768", "versionEndExcluding": "6.6.95", "versionStartIncluding": "6.6.89"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2CF54BB0-98BB-46E4-BD08-42BCA79598B4", "versionEndExcluding": "6.12.35", "versionStartIncluding": "6.12.26"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3631FD5A-7CD5-4C3E-9410-E1DD8B74E3C2", "versionEndExcluding": "6.15", "versionStartIncluding": "6.14.5"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BC343CA8-C054-44E4-830F-78CCA31461E8", "versionEndExcluding": "6.15.4", "versionStartIncluding": "6.15.1"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.15:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A1ECC65A-EE37-4479-8E99-4BB68A22A31F"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.15:rc4:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8C7B5B0E-4EEB-48F5-B4CF-0935A7633845"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.15:rc5:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2D240580-3048-49B2-9E27-F115A9DF8224"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.15:rc6:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "90320558-E553-4EF5-8A0B-0F5D20113BD2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.15:rc7:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C300BA32-5854-4B59-A00A-18A402F291D0"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}