{
  "threat_severity" : "Moderate",
  "public_date" : "2024-06-18T00:00:00Z",
  "bugzilla" : {
    "description" : "kernel: net/sched: taprio: always validate TCA_TAPRIO_ATTR_PRIOMAP",
    "id" : "2293003",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=2293003"
  },
  "cvss3" : {
    "cvss3_base_score" : "6.1",
    "cvss3_scoring_vector" : "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H",
    "status" : "verified"
  },
  "cwe" : "CWE-787",
  "details" : [ "In the Linux kernel, the following vulnerability has been resolved:\nnet/sched: taprio: always validate TCA_TAPRIO_ATTR_PRIOMAP\nIf one TCA_TAPRIO_ATTR_PRIOMAP attribute has been provided,\ntaprio_parse_mqprio_opt() must validate it, or userspace\ncan inject arbitrary data to the kernel, the second time\ntaprio_change() is called.\nFirst call (with valid attributes) sets dev->num_tc\nto a non zero value.\nSecond call (with arbitrary mqprio attributes)\nreturns early from taprio_parse_mqprio_opt()\nand bad things can happen.", "in linux kernel net/sched taprio, TCA_TAPRIO_ATTR_PRIOMAP is not correctly validated if multiple calls to taprio_change() occur. This can allow arbitrary data to be injected to the kernel." ],
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 9",
    "release_date" : "2024-11-12T00:00:00Z",
    "advisory" : "RHSA-2024:9315",
    "cpe" : "cpe:/a:redhat:enterprise_linux:9",
    "package" : "kernel-0:5.14.0-503.11.1.el9_5"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "release_date" : "2024-11-12T00:00:00Z",
    "advisory" : "RHSA-2024:9315",
    "cpe" : "cpe:/o:redhat:enterprise_linux:9",
    "package" : "kernel-0:5.14.0-503.11.1.el9_5"
  } ],
  "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" : "Not affected",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Not affected",
    "package_name" : "kernel-rt",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "fix_state" : "Not affected",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "fix_state" : "Not affected",
    "package_name" : "kernel-rt",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8"
  }, {
    "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-2024-36974\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-36974\nhttps://lore.kernel.org/linux-cve-announce/2024061810-CVE-2024-36974-a482@gregkh/T" ],
  "name" : "CVE-2024-36974",
  "csaw" : false
}