CVE-2022-48748

{"id": "CVE-2022-48748", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2024-06-20T12:15:13.047", "references": [{"url": "https://git.kernel.org/stable/c/14be8d448fca6fe7b2a413831eedd55aef6c6511", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/446ff1fc37c74093e81db40811a07b5a19f1d797", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/c5e216e880fa6f2cd9d4a6541269377657163098", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/fd20d9738395cf8e27d0a17eba34169699fccdff", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/14be8d448fca6fe7b2a413831eedd55aef6c6511", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/446ff1fc37c74093e81db40811a07b5a19f1d797", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/c5e216e880fa6f2cd9d4a6541269377657163098", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/fd20d9738395cf8e27d0a17eba34169699fccdff", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-400"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: bridge: vlan: fix memory leak in __allowed_ingress\n\nWhen using per-vlan state, if vlan snooping and stats are disabled,\nuntagged or priority-tagged ingress frame will go to check pvid state.\nIf the port state is forwarding and the pvid state is not\nlearning/forwarding, untagged or priority-tagged frame will be dropped\nbut skb memory is not freed.\nShould free skb when __allowed_ingress returns false."}, {"lang": "es", "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: net: bridge: vlan: corrige la p\u00e9rdida de memoria en __allowed_ingress Cuando se usa el estado por VLAN, si la vigilancia de VLAN y las estad\u00edsticas est\u00e1n deshabilitadas, el marco de ingreso sin etiquetar o con etiqueta de prioridad ir\u00e1 a verificar pvid estado. Si el estado del puerto est\u00e1 reenviando y el estado del pvid no est\u00e1 aprendiendo/reenviando, se descartar\u00e1 la trama sin etiquetar o con etiqueta de prioridad, pero no se liberar\u00e1 la memoria skb. Deber\u00eda liberar skb cuando __allowed_ingress devuelva falso."}], "lastModified": "2025-03-24T18:17:51.687", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F9E26D91-9F81-459D-BC57-8DC97F5DDA6B", "versionEndExcluding": "5.10.96", "versionStartIncluding": "5.6"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DF69DD7C-FD57-4914-ABB0-FAEF87B0289D", "versionEndExcluding": "5.15.19", "versionStartIncluding": "5.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1AD9E77E-B27E-450C-8FD8-B64EC5FB002D", "versionEndExcluding": "5.16.5", "versionStartIncluding": "5.16"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:5.17:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7BD5F8D9-54FA-4CB0-B4F0-CB0471FDDB2D"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}