{ "id": "CVE-2022-0500", "sourceIdentifier": "secalert@redhat.com", "published": "2022-03-25T19:15:10.217", "lastModified": "2023-06-26T18:01:09.263", "vulnStatus": "Analyzed", "descriptions": [ { "lang": "en", "value": "A flaw was found in unrestricted eBPF usage by the BPF_BTF_LOAD, leading to a possible out-of-bounds memory write in the Linux kernel\u2019s BPF subsystem due to the way a user loads BTF. This flaw allows a local user to crash or escalate their privileges on the system." }, { "lang": "es", "value": "Se ha encontrado un fallo en el uso irrestricto de eBPF por parte de BPF_BTF_LOAD, que conlleva una posible escritura de memoria fuera de los l\u00edmites en el subsistema BPF del kernel de Linux debido a la forma en que un usuario carga BTF. este fallo permite a un usuario local bloquear o escalar sus privilegios en el sistema" } ], "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:H/I:H/A:H", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH" }, "exploitabilityScore": 1.8, "impactScore": 5.9 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": 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"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3c4807322660d4290ac9062c034aed6b87243861", "source": "secalert@redhat.com", "tags": [ "Patch", "Vendor Advisory" ] }, { "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=48946bd6a5d695c50b34546864b79c1f910a33c1", "source": "secalert@redhat.com", "tags": [ "Patch", "Vendor Advisory" ] }, { "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c25b2ae136039ffa820c26138ed4a5e5f3ab3841", "source": "secalert@redhat.com", "tags": [ "Patch", "Vendor Advisory" ] }, { "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=cf9f2f8d62eca810afbd1ee6cc0800202b000e57", "source": "secalert@redhat.com", "tags": [ "Patch", "Vendor Advisory" ] }, { "url": "https://security.netapp.com/advisory/ntap-20220519-0001/", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] } ] }