CVE-2024-41081

{"id": "CVE-2024-41081", "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": "2024-07-29T15:15:15.593", "references": [{"url": "https://git.kernel.org/stable/c/522c3336c2025818fa05e9daf0ac35711e55e316", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/7435bd2f84a25aba607030237261b3795ba782da", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/96103371091c6476eb07f4c66624bdd1b42f758a", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/9f9c79d8e527d867e0875868b14fb76e6011e70c", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/a0cafb7b0b94d18e4813ee4b712a056f280e7b5a", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/b4eb25a3d70df925a9fa4e82d17a958a0a228f5f", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/cf28ff8e4c02e1ffa850755288ac954b6ff0db8c", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/feac2391e26b086f73be30e9b1ab215eada8d830", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/522c3336c2025818fa05e9daf0ac35711e55e316", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/7435bd2f84a25aba607030237261b3795ba782da", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/96103371091c6476eb07f4c66624bdd1b42f758a", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/9f9c79d8e527d867e0875868b14fb76e6011e70c", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/a0cafb7b0b94d18e4813ee4b712a056f280e7b5a", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/b4eb25a3d70df925a9fa4e82d17a958a0a228f5f", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/cf28ff8e4c02e1ffa850755288ac954b6ff0db8c", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/feac2391e26b086f73be30e9b1ab215eada8d830", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nila: block BH in ila_output()\n\nAs explained in commit 1378817486d6 (\"tipc: block BH\nbefore using dst_cache\"), net/core/dst_cache.c\nhelpers need to be called with BH disabled.\n\nila_output() is called from lwtunnel_output()\npossibly from process context, and under rcu_read_lock().\n\nWe might be interrupted by a softirq, re-enter ila_output()\nand corrupt dst_cache data structures.\n\nFix the race by using local_bh_disable()."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ila: bloquear BH en ila_output() Como se explica en la confirmaci\u00f3n 1378817486d6 (\"tipc: bloquear BH antes de usar dst_cache\"), los ayudantes net/core/dst_cache.c deben llamarse con BH desactivado. ila_output() se llama desde lwtunnel_output() posiblemente desde el contexto del proceso y bajo rcu_read_lock(). Podr\u00edamos ser interrumpidos por un softirq, volver a ingresar a ila_output() y da\u00f1ar las estructuras de datos dst_cache. Arregle la carrera usando local_bh_disable()."}], "lastModified": "2025-11-03T22:17:32.083", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "AC91FCE2-5F13-4563-A586-2C2CA2D6D8F2", "versionEndExcluding": "4.19.319", "versionStartIncluding": "4.10"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "92317F4D-6FF1-4A82-8834-52B023F0A242", "versionEndExcluding": "5.4.281", "versionStartIncluding": "4.20"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "12CD4E48-26A1-40B4-AF6A-1CC066193F4C", "versionEndExcluding": "5.10.223", "versionStartIncluding": "5.5"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3D6B1E23-6E6C-4761-ACD4-EA687A95F56F", "versionEndExcluding": "5.15.164", "versionStartIncluding": "5.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2B46438B-72B8-4053-8554-94AED3EB13EB", "versionEndExcluding": "6.1.101", "versionStartIncluding": "5.16"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "972274A2-D688-4C37-BE42-689B58B4C225", "versionEndExcluding": "6.6.42", "versionStartIncluding": "6.2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "01E300B3-8B39-4A2D-8B03-4631433D3915", "versionEndExcluding": "6.9.11", "versionStartIncluding": "6.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.10:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2EBB4392-5FA6-4DA9-9772-8F9C750109FA"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.10:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "331C2F14-12C7-45D5-893D-8C52EE38EA10"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}