CVE-2022-48720

{"id": "CVE-2022-48720", "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:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2024-06-20T11:15:55.547", "references": [{"url": "https://git.kernel.org/stable/c/2e7f5b6ee1a7a2c628253a95b0a95b582901ef1b", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/8299be160aad8548071d080518712dec0df92bd5", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/9cef24c8b76c1f6effe499d2f131807c90f7ce9a", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/e7a0b3a0806dae3cc81931f0e83055ca2ac6f455", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/2e7f5b6ee1a7a2c628253a95b0a95b582901ef1b", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/8299be160aad8548071d080518712dec0df92bd5", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/9cef24c8b76c1f6effe499d2f131807c90f7ce9a", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/e7a0b3a0806dae3cc81931f0e83055ca2ac6f455", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-Other"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: macsec: Fix offload support for NETDEV_UNREGISTER event\n\nCurrent macsec netdev notify handler handles NETDEV_UNREGISTER event by\nreleasing relevant SW resources only, this causes resources leak in case\nof macsec HW offload, as the underlay driver was not notified to clean\nit's macsec offload resources.\n\nFix by calling the underlay driver to clean it's relevant resources\nby moving offload handling from macsec_dellink() to macsec_common_dellink()\nwhen handling NETDEV_UNREGISTER event."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net: macsec: se corrigi\u00f3 el soporte de descarga para el evento NETDEV_UNREGISTER. El controlador de notificaci\u00f3n netdev de macsec actual maneja el evento NETDEV_UNREGISTER liberando solo recursos SW relevantes, lo que provoca una p\u00e9rdida de recursos en caso de descarga de HW de macsec, ya que No se notific\u00f3 al controlador subyacente que limpiara sus recursos de descarga de macsec. Para solucionarlo, llame al controlador subyacente para limpiar sus recursos relevantes moviendo el manejo de descarga de macsec_dellink() a macsec_common_dellink() cuando se maneja el evento NETDEV_UNREGISTER."}], "lastModified": "2025-10-01T13:38:18.227", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B69CC532-C65F-4966-A226-22878B182DF5", "versionEndExcluding": "5.10.99", "versionStartIncluding": "5.6"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "74528AA6-B524-4C3F-B188-1194235FE47D", "versionEndExcluding": "5.15.22", "versionStartIncluding": "5.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0623892A-E3E4-44E6-8A5E-39A0B47AF782", "versionEndExcluding": "5.16.8", "versionStartIncluding": "5.16"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:5.17:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7BD5F8D9-54FA-4CB0-B4F0-CB0471FDDB2D"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:5.17:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E6E34B23-78B4-4516-9BD8-61B33F4AC49A"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}