CVE-2022-48863

{"id": "CVE-2022-48863", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "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": "2024-07-16T13:15:13.163", "references": [{"url": "https://git.kernel.org/stable/c/640445d6fc059d4514ffea79eb4196299e0e2d0f", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/7777b1f795af1bb43867375d8a776080111aae1b", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/a3d5fcc6cf2ecbba5a269631092570aa285a24cb", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/c6a502c2299941c8326d029cfc8a3bc8a4607ad5", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-401"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmISDN: Fix memory leak in dsp_pipeline_build()\n\ndsp_pipeline_build() allocates dup pointer by kstrdup(cfg),\nbut then it updates dup variable by strsep(&dup, \"|\").\nAs a result when it calls kfree(dup), the dup variable contains NULL.\n\nFound by Linux Driver Verification project (linuxtesting.org) with SVACE."}, {"lang": "es", "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: mISDN: corrige la p\u00e9rdida de memoria en dsp_pipeline_build() dsp_pipeline_build() asigna el puntero dup mediante kstrdup(cfg), pero luego actualiza la variable dup mediante strsep(&dup, \"|\"). Como resultado, cuando llama a kfree(dup), la variable dup contiene NULL. Encontrado por el proyecto de verificaci\u00f3n de controladores de Linux (linuxtesting.org) con SVACE."}], "lastModified": "2024-07-23T14:47:41.200", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FC547F57-10F3-40A4-A3E5-8FBABD92BB10", "versionEndExcluding": "5.10.106", "versionStartIncluding": "2.6.27"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "15DC6588-B28F-4637-9A1E-3753B34A40CF", "versionEndExcluding": "5.15.29", "versionStartIncluding": "5.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "83FDEDF2-0E19-4879-91FD-171E66D1B335", "versionEndExcluding": "5.16.15", "versionStartIncluding": "5.16"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}