CVE-2024-50190

{"id": "CVE-2024-50190", "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": "2024-11-08T06:15:15.957", "references": [{"url": "https://git.kernel.org/stable/c/43544b4e30732c3d88f423252281915d5bc739b6", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/c188afdc36113760873ec78cbc036f6b05f77621", "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\nice: fix memleak in ice_init_tx_topology()\n\nFix leak of the FW blob (DDP pkg).\n\nMake ice_cfg_tx_topo() const-correct, so ice_init_tx_topology() can avoid\ncopying whole FW blob. Copy just the topology section, and only when\nneeded. Reuse the buffer allocated for the read of the current topology.\n\nThis was found by kmemleak, with the following trace for each PF:\n [<ffffffff8761044d>] kmemdup_noprof+0x1d/0x50\n [<ffffffffc0a0a480>] ice_init_ddp_config+0x100/0x220 [ice]\n [<ffffffffc0a0da7f>] ice_init_dev+0x6f/0x200 [ice]\n [<ffffffffc0a0dc49>] ice_init+0x29/0x560 [ice]\n [<ffffffffc0a10c1d>] ice_probe+0x21d/0x310 [ice]\n\nConstify ice_cfg_tx_topo() @buf parameter.\nThis cascades further down to few more functions."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ice: se corrige la p\u00e9rdida de memoria en ice_init_tx_topology() Se corrige la p\u00e9rdida del blob de FW (paquete DDP). Se hace que ice_cfg_tx_topo() sea constante y correcto, de modo que ice_init_tx_topology() pueda evitar copiar todo el blob de FW. Se copia solo la secci\u00f3n de topolog\u00eda y solo cuando es necesario. Se reutiliza el b\u00fafer asignado para la lectura de la topolog\u00eda actual. Esto fue encontrado por kmemleak, con el siguiente rastro para cada PF: [] kmemdup_noprof+0x1d/0x50 [] ice_init_ddp_config+0x100/0x220 [ice] [] ice_init_dev+0x6f/0x200 [ice] [] ice_init+0x29/0x560 [ice] [] ice_probe+0x21d/0x310 [ice] Par\u00e1metros de conversi\u00f3n de ice_cfg_tx_topo() @buf. Esto se aplica en cascada a algunas funciones m\u00e1s."}], "lastModified": "2024-12-11T15:35:15.513", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2ADD5DBE-B520-479C-9FCD-6C8FA848E789", "versionEndExcluding": "6.11.4", "versionStartIncluding": "6.10"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7F361E1D-580F-4A2D-A509-7615F73167A1"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "925478D0-3E3D-4E6F-ACD5-09F28D5DF82C"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}