{
  "threat_severity" : "Moderate",
  "public_date" : "2023-11-29T00:00:00Z",
  "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"
  },
  "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." ],
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 8",
    "release_date" : "2024-04-02T00:00:00Z",
    "advisory" : "RHSA-2024:1614",
    "cpe" : "cpe:/a:redhat:enterprise_linux:8::nfv",
    "package" : "kernel-rt-0:4.18.0-513.24.1.rt7.326.el8_9"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "release_date" : "2024-04-02T00:00:00Z",
    "advisory" : "RHSA-2024:1607",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8",
    "package" : "kernel-0:4.18.0-513.24.1.el8_9"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8.6 Extended Update Support",
    "release_date" : "2024-02-21T00:00:00Z",
    "advisory" : "RHSA-2024:0930",
    "cpe" : "cpe:/o:redhat:rhel_eus:8.6",
    "package" : "kernel-0:4.18.0-372.93.1.el8_6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8.8 Extended Update Support",
    "release_date" : "2024-03-19T00:00:00Z",
    "advisory" : "RHSA-2024:1404",
    "cpe" : "cpe:/o:redhat:rhel_eus:8.8",
    "package" : "kernel-0:4.18.0-477.51.1.el8_8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "release_date" : "2024-04-30T00:00:00Z",
    "advisory" : "RHSA-2024:2394",
    "cpe" : "cpe:/a:redhat:enterprise_linux:9",
    "package" : "kernel-0:5.14.0-427.13.1.el9_4"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "release_date" : "2024-04-30T00:00:00Z",
    "advisory" : "RHSA-2024:2394",
    "cpe" : "cpe:/o:redhat:enterprise_linux:9",
    "package" : "kernel-0:5.14.0-427.13.1.el9_4"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9.0 Extended Update Support",
    "release_date" : "2024-04-16T00:00:00Z",
    "advisory" : "RHSA-2024:1836",
    "cpe" : "cpe:/a:redhat:rhel_eus:9.0",
    "package" : "kernel-0:5.14.0-70.97.1.el9_0"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9.0 Extended Update Support",
    "release_date" : "2024-04-16T00:00:00Z",
    "advisory" : "RHSA-2024:1840",
    "cpe" : "cpe:/a:redhat:rhel_eus:9.0::nfv",
    "package" : "kernel-rt-0:5.14.0-70.97.1.rt21.169.el9_0"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9.2 Extended Update Support",
    "release_date" : "2024-02-28T00:00:00Z",
    "advisory" : "RHSA-2024:1018",
    "cpe" : "cpe:/a:redhat:rhel_eus:9.2",
    "package" : "kernel-0:5.14.0-284.55.1.el9_2"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9.2 Extended Update Support",
    "release_date" : "2024-02-28T00:00:00Z",
    "advisory" : "RHSA-2024:1019",
    "cpe" : "cpe:/a:redhat:rhel_eus:9.2::nfv",
    "package" : "kernel-rt-0:5.14.0-284.55.1.rt14.340.el9_2"
  }, {
    "product_name" : "Red Hat Virtualization 4 for Red Hat Enterprise Linux 8",
    "release_date" : "2024-02-21T00:00:00Z",
    "advisory" : "RHSA-2024:0930",
    "cpe" : "cpe:/o:redhat:rhev_hypervisor:4.4::el8",
    "package" : "kernel-0:4.18.0-372.93.1.el8_6"
  }, {
    "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/cluster-logging-operator-bundle:v5.7.13-16"
  }, {
    "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/cluster-logging-rhel8-operator:v5.7.13-7"
  }, {
    "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/elasticsearch6-rhel8:v6.8.1-408"
  }, {
    "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/elasticsearch-operator-bundle:v5.7.13-19"
  }, {
    "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/elasticsearch-proxy-rhel8:v1.0.0-480"
  }, {
    "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/elasticsearch-rhel8-operator:v5.7.13-9"
  }, {
    "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/eventrouter-rhel8:v0.4.0-248"
  }, {
    "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/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"
  } ],
  "package_state" : [ {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Not affected",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Out of support scope",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Out of support scope",
    "package_name" : "kernel-rt",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "fix_state" : "Affected",
    "package_name" : "kernel-rt",
    "cpe" : "cpe:/o:redhat:enterprise_linux:9"
  } ],
  "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" ],
  "name" : "CVE-2023-6931",
  "mitigation" : {
    "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",
    "lang" : "en:us"
  },
  "csaw" : false
}