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El read_size de un perf_event puede desbordarse, lo que lleva a un incremento o escritura fuera de los l\u00edmites en la pila en perf_read_group(). 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"release_date": "2024-05-01T00:00:00Z"}, {"advisory": "RHSA-2024:2093", "cpe": "cpe:/a:redhat:logging:5.7::el8", "package": "openshift-logging/fluentd-rhel8:v1.14.6-215", "product_name": "RHOL-5.7-RHEL-8", "release_date": "2024-05-01T00:00:00Z"}, {"advisory": "RHSA-2024:2093", "cpe": "cpe:/a:redhat:logging:5.7::el8", "package": "openshift-logging/kibana6-rhel8:v6.8.1-431", "product_name": "RHOL-5.7-RHEL-8", "release_date": "2024-05-01T00:00:00Z"}, {"advisory": "RHSA-2024:2093", "cpe": "cpe:/a:redhat:logging:5.7::el8", "package": "openshift-logging/log-file-metric-exporter-rhel8:v1.1.0-228", "product_name": "RHOL-5.7-RHEL-8", "release_date": "2024-05-01T00:00:00Z"}, {"advisory": "RHSA-2024:2093", "cpe": "cpe:/a:redhat:logging:5.7::el8", "package": "openshift-logging/logging-curator5-rhel8:v5.8.1-471", "product_name": "RHOL-5.7-RHEL-8", "release_date": "2024-05-01T00:00:00Z"}, {"advisory": "RHSA-2024:2093", "cpe": "cpe:/a:redhat:logging:5.7::el8", "package": "openshift-logging/logging-loki-rhel8:v2.9.6-15", "product_name": "RHOL-5.7-RHEL-8", "release_date": "2024-05-01T00:00:00Z"}, {"advisory": "RHSA-2024:2093", "cpe": "cpe:/a:redhat:logging:5.7::el8", "package": "openshift-logging/logging-view-plugin-rhel8:v5.7.13-3", "product_name": "RHOL-5.7-RHEL-8", "release_date": "2024-05-01T00:00:00Z"}, {"advisory": "RHSA-2024:2093", "cpe": "cpe:/a:redhat:logging:5.7::el8", "package": "openshift-logging/loki-operator-bundle:v5.7.13-27", "product_name": "RHOL-5.7-RHEL-8", "release_date": "2024-05-01T00:00:00Z"}, {"advisory": "RHSA-2024:2093", "cpe": "cpe:/a:redhat:logging:5.7::el8", "package": "openshift-logging/loki-rhel8-operator:v5.7.13-12", "product_name": "RHOL-5.7-RHEL-8", "release_date": "2024-05-01T00:00:00Z"}, {"advisory": "RHSA-2024:2093", "cpe": "cpe:/a:redhat:logging:5.7::el8", "package": "openshift-logging/lokistack-gateway-rhel8:v0.1.0-527", "product_name": "RHOL-5.7-RHEL-8", "release_date": "2024-05-01T00:00:00Z"}, {"advisory": "RHSA-2024:2093", "cpe": "cpe:/a:redhat:logging:5.7::el8", "package": "openshift-logging/opa-openshift-rhel8:v0.1.0-225", "product_name": "RHOL-5.7-RHEL-8", "release_date": "2024-05-01T00:00:00Z"}, {"advisory": "RHSA-2024:2093", "cpe": "cpe:/a:redhat:logging:5.7::el8", "package": "openshift-logging/vector-rhel8:v0.28.1-57", "product_name": "RHOL-5.7-RHEL-8", "release_date": "2024-05-01T00:00:00Z"}], "bugzilla": {"description": "kernel: Out of boundary write in perf_read_group() as result of overflow a perf_event's read_size", "id": "2252731", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2252731"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "verified"}, "cwe": "CWE-787", "details": ["A heap out-of-bounds write vulnerability in the Linux kernel's Performance Events system component can be exploited to achieve local privilege escalation.\nA perf_event's read_size can overflow, leading to an heap out-of-bounds increment or write in perf_read_group().\nWe recommend upgrading past commit 382c27f4ed28f803b1f1473ac2d8db0afc795a1b.", "A flaw was found in the Linux kernel's Performance Events system component. A condition can be triggered that allows data to be written past the end or before the beginning of the intended memory buffer. This may lead to a system crash, code execution, or local privilege escalation."], "mitigation": {"lang": "en:us", "value": "It is not possible to trigger this issue with the default kernel.perf_event_paranoid sysctl value 2. You may check it with:\ncat /proc/sys/kernel/perf_event_paranoid"}, "name": "CVE-2023-6931", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2023-11-29T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-6931\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-6931\nhttps://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=382c27f4ed28f803b1f1473ac2d8db0afc795a1b"], "threat_severity": "Moderate"}

{}