{
  "threat_severity" : "Important",
  "public_date" : "2023-10-25T00:00:00Z",
  "bugzilla" : {
    "description" : "xorg-x11-server: Out-of-bounds write in XIChangeDeviceProperty/RRChangeOutputProperty",
    "id" : "2243091",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=2243091"
  },
  "cvss3" : {
    "cvss3_base_score" : "7.8",
    "cvss3_scoring_vector" : "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
    "status" : "verified"
  },
  "cwe" : "CWE-787",
  "details" : [ "A out-of-bounds write flaw was found in the xorg-x11-server. This issue occurs due to an incorrect calculation of a buffer offset when copying data stored in the heap in the XIChangeDeviceProperty function in Xi/xiproperty.c and in RRChangeOutputProperty function in randr/rrproperty.c, allowing for possible escalation of privileges or denial of service.", "A out-of-bounds write flaw was found in the xorg-x11-server. This issue occurs due to an incorrect calculation of a buffer offset when copying data stored in the heap in the XIChangeDeviceProperty function in Xi/xiproperty.c and in RRChangeOutputProperty function in randr/rrproperty.c, allowing for possible escalation of privileges or denial of service." ],
  "statement" : "Xorg server does not run with root privileges in Red Hat Enterprise Linux 8 and 9, therefore, Red Hat Enterprise Linux 8 and 9 have been rated with a moderate severity.",
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 6 Extended Lifecycle Support  - EXTENSION",
    "release_date" : "2025-08-04T00:00:00Z",
    "advisory" : "RHSA-2025:12751",
    "cpe" : "cpe:/o:redhat:rhel_els:6",
    "package" : "tigervnc-0:1.1.0-25.el6_10.13"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "release_date" : "2023-11-08T00:00:00Z",
    "advisory" : "RHSA-2023:6802",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7",
    "package" : "xorg-x11-server-0:1.20.4-24.el7_9"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "release_date" : "2023-11-21T00:00:00Z",
    "advisory" : "RHSA-2023:7428",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7",
    "package" : "tigervnc-0:1.8.0-26.el7_9"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "release_date" : "2024-01-10T00:00:00Z",
    "advisory" : "RHSA-2024:0128",
    "cpe" : "cpe:/a:redhat:enterprise_linux:8",
    "package" : "tigervnc-0:1.13.1-2.el8_9.1"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "release_date" : "2024-05-22T00:00:00Z",
    "advisory" : "RHSA-2024:2995",
    "cpe" : "cpe:/a:redhat:enterprise_linux:8",
    "package" : "xorg-x11-server-0:1.20.11-22.el8",
    "impact" : "moderate"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "release_date" : "2024-05-22T00:00:00Z",
    "advisory" : "RHSA-2024:2996",
    "cpe" : "cpe:/a:redhat:enterprise_linux:8",
    "package" : "xorg-x11-server-Xwayland-0:21.1.3-15.el8",
    "impact" : "moderate"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions",
    "release_date" : "2023-11-08T00:00:00Z",
    "advisory" : "RHSA-2023:6808",
    "cpe" : "cpe:/a:redhat:rhel_e4s:8.1",
    "package" : "tigervnc-0:1.9.0-16.el8_1.4"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8.2 Advanced Update Support",
    "release_date" : "2023-11-21T00:00:00Z",
    "advisory" : "RHSA-2023:7436",
    "cpe" : "cpe:/a:redhat:rhel_aus:8.2",
    "package" : "tigervnc-0:1.9.0-15.el8_2.4"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8.2 Telecommunications Update Service",
    "release_date" : "2023-11-21T00:00:00Z",
    "advisory" : "RHSA-2023:7436",
    "cpe" : "cpe:/a:redhat:rhel_tus:8.2",
    "package" : "tigervnc-0:1.9.0-15.el8_2.4"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions",
    "release_date" : "2023-11-21T00:00:00Z",
    "advisory" : "RHSA-2023:7436",
    "cpe" : "cpe:/a:redhat:rhel_e4s:8.2",
    "package" : "tigervnc-0:1.9.0-15.el8_2.4"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support",
    "release_date" : "2023-11-28T00:00:00Z",
    "advisory" : "RHSA-2023:7526",
    "cpe" : "cpe:/a:redhat:rhel_aus:8.4",
    "package" : "tigervnc-0:1.11.0-8.el8_4.3"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8.4 Telecommunications Update Service",
    "release_date" : "2023-11-28T00:00:00Z",
    "advisory" : "RHSA-2023:7526",
    "cpe" : "cpe:/a:redhat:rhel_tus:8.4",
    "package" : "tigervnc-0:1.11.0-8.el8_4.3"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions",
    "release_date" : "2023-11-28T00:00:00Z",
    "advisory" : "RHSA-2023:7526",
    "cpe" : "cpe:/a:redhat:rhel_e4s:8.4",
    "package" : "tigervnc-0:1.11.0-8.el8_4.3"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8.6 Extended Update Support",
    "release_date" : "2023-11-21T00:00:00Z",
    "advisory" : "RHSA-2023:7405",
    "cpe" : "cpe:/a:redhat:rhel_eus:8.6",
    "package" : "tigervnc-0:1.12.0-6.el8_6.4"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8.8 Extended Update Support",
    "release_date" : "2023-11-28T00:00:00Z",
    "advisory" : "RHSA-2023:7533",
    "cpe" : "cpe:/a:redhat:rhel_eus:8.8",
    "package" : "tigervnc-0:1.12.0-15.el8_8.1"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "release_date" : "2024-01-02T00:00:00Z",
    "advisory" : "RHSA-2024:0010",
    "cpe" : "cpe:/a:redhat:enterprise_linux:9",
    "package" : "tigervnc-0:1.13.1-3.el9_3.3"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "release_date" : "2024-04-30T00:00:00Z",
    "advisory" : "RHSA-2024:2169",
    "cpe" : "cpe:/a:redhat:enterprise_linux:9",
    "package" : "xorg-x11-server-0:1.20.11-24.el9",
    "impact" : "moderate"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "release_date" : "2024-04-30T00:00:00Z",
    "advisory" : "RHSA-2024:2170",
    "cpe" : "cpe:/a:redhat:enterprise_linux:9",
    "package" : "xorg-x11-server-Xwayland-0:22.1.9-5.el9",
    "impact" : "moderate"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9.0 Extended Update Support",
    "release_date" : "2023-11-21T00:00:00Z",
    "advisory" : "RHSA-2023:7388",
    "cpe" : "cpe:/a:redhat:rhel_eus:9.0",
    "package" : "tigervnc-0:1.11.0-22.el9_0.3"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9.2 Extended Update Support",
    "release_date" : "2023-11-21T00:00:00Z",
    "advisory" : "RHSA-2023:7373",
    "cpe" : "cpe:/a:redhat:rhel_eus:9.2",
    "package" : "tigervnc-0:1.12.0-14.el9_2"
  } ],
  "package_state" : [ {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Out of support scope",
    "package_name" : "xorg-x11-server",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2023-5367\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-5367\nhttps://lists.x.org/archives/xorg-announce/2023-October/003430.html" ],
  "name" : "CVE-2023-5367",
  "mitigation" : {
    "value" : "Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.",
    "lang" : "en:us"
  },
  "csaw" : false
}