{ "id": "CVE-2024-49907", "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "published": "2024-10-21T18:15:13.210", "lastModified": "2024-10-24T03:42:38.270", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Check null pointers before using dc->clk_mgr\n\n[WHY & HOW]\ndc->clk_mgr is null checked previously in the same function, indicating\nit might be null.\n\nPassing \"dc\" to \"dc->hwss.apply_idle_power_optimizations\", which\ndereferences null \"dc->clk_mgr\". (The function pointer resolves to\n\"dcn35_apply_idle_power_optimizations\".)\n\nThis fixes 1 FORWARD_NULL issue reported by Coverity." }, { "lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drm/amd/display: comprobar punteros nulos antes de usar dc->clk_mgr [POR QU\u00c9 Y C\u00d3MO] dc->clk_mgr se ha comprobado como nulo previamente en la misma funci\u00f3n, lo que indica que podr\u00eda ser nulo. Pasar \"dc\" a \"dc->hwss.apply_idle_power_optimizations\", lo que desreferencia el puntero nulo \"dc->clk_mgr\". (El puntero de funci\u00f3n se resuelve en \"dcn35_apply_idle_power_optimizations\"). Esto soluciona 1 problema FORWARD_NULL informado por Coverity." } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "baseScore": 5.5, "baseSeverity": "MEDIUM", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH" }, "exploitabilityScore": 1.8, "impactScore": 3.6 } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-476" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "5.10.227", "matchCriteriaId": "EB525A44-6338-4857-AD90-EA2860D1AD1F" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.11", "versionEndExcluding": "5.15.168", "matchCriteriaId": "4D51C05D-455B-4D8D-89E7-A58E140B864C" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.16", "versionEndExcluding": "6.1.113", "matchCriteriaId": "D01BD22E-ACD1-4618-9D01-6116570BE1EE" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.2", "versionEndExcluding": "6.6.55", "matchCriteriaId": "E90B9576-56C4-47BC-AAB0-C5B2D438F5D0" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.7", "versionEndExcluding": "6.10.14", "matchCriteriaId": "4C16BCE0-FFA0-4599-BE0A-1FD65101C021" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.11", "versionEndExcluding": "6.11.3", "matchCriteriaId": "54D9C704-D679-41A7-9C40-10A6B1E7FFE9" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/3f7e533c10db3d0158709a99e2129ff63add6bcd", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": [ "Patch" ] }, { "url": "https://git.kernel.org/stable/c/5ba3fbf75b243b2863a8be9e7c393e003d3b88f3", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": [ "Patch" ] }, { "url": "https://git.kernel.org/stable/c/8d54001f8dccd56146973f23f3ab2ba037a21251", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": [ "Patch" ] }, { "url": "https://git.kernel.org/stable/c/95d9e0803e51d5a24276b7643b244c7477daf463", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": [ "Patch" ] }, { "url": "https://git.kernel.org/stable/c/9641bc4adf8446034e490ed543ae7e9833cfbdf5", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": [ "Patch" ] }, { "url": "https://git.kernel.org/stable/c/a2773e0a4b79e7a6463abdffaf8cc4f24428ba18", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": [ "Patch" ] }, { "url": "https://git.kernel.org/stable/c/a545a9403e04c6e17fdc04a26a61d9feebbba106", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": [ "Patch" ] } ] }