{ "id": "CVE-2021-3743", "sourceIdentifier": "secalert@redhat.com", "published": "2022-03-04T16:15:08.547", "lastModified": "2023-02-24T15:14:26.857", "vulnStatus": "Analyzed", "descriptions": [ { "lang": "en", "value": "An out-of-bounds (OOB) memory read flaw was found in the Qualcomm IPC router protocol in the Linux kernel. A missing sanity check allows a local attacker to gain access to out-of-bounds memory, leading to a system crash or a leak of internal kernel information. The highest threat from this vulnerability is to system availability." }, { "lang": "es", "value": "Se ha encontrado un defecto de lectura de memoria fuera de l\u00edmites (OOB) en el protocolo de router Qualcomm IPC en el kernel de Linux. Una falta de comprobaci\u00f3n de saneo permite a un atacante local conseguir acceso de memoria fuera de l\u00edmites, conllevando a un bloqueo del sistema o un filtrado de informaci\u00f3n interna del kernel. La mayor amenaza de esta vulnerabilidad es la disponibilidad del 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:N/A:H", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "HIGH", "baseScore": 7.1, "baseSeverity": "HIGH" }, "exploitabilityScore": 1.8, "impactScore": 5.2 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:P", "accessVector": "LOCAL", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 3.6 }, "baseSeverity": "LOW", "exploitabilityScore": 3.9, "impactScore": 4.9, "acInsufInfo": false, 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"https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=7e78c597c3eb", "source": "secalert@redhat.com", "tags": [ "Patch", "Vendor Advisory" ] }, { "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=7e78c597c3ebfd0cb329aa09a838734147e4f117", "source": "secalert@redhat.com", "tags": [ "Patch", "Vendor Advisory" ] }, { "url": "https://github.com/torvalds/linux/commit/7e78c597c3ebfd0cb329aa09a838734147e4f117", "source": "secalert@redhat.com", "tags": [ "Patch", "Third Party Advisory" ] }, { "url": "https://lists.openwall.net/netdev/2021/08/17/124", "source": "secalert@redhat.com", "tags": [ "Exploit", "Mailing List", "Third Party Advisory" ] }, { "url": "https://security.netapp.com/advisory/ntap-20220407-0007/", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "https://www.openwall.com/lists/oss-security/2021/08/27/2", "source": "secalert@redhat.com", "tags": [ "Exploit", "Mailing List", "Patch", "Third Party Advisory" ] }, { "url": "https://www.oracle.com/security-alerts/cpujul2022.html", "source": "secalert@redhat.com", "tags": [ "Patch", "Third Party Advisory" ] } ] }