{
  "threat_severity" : "Moderate",
  "public_date" : "2024-04-17T00:00:00Z",
  "bugzilla" : {
    "description" : "kernel: net: ice: Fix potential NULL pointer dereference in ice_bridge_setlink()",
    "id" : "2275742",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=2275742"
  },
  "cvss3" : {
    "cvss3_base_score" : "4.4",
    "cvss3_scoring_vector" : "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H",
    "status" : "verified"
  },
  "cwe" : "CWE-690",
  "details" : [ "In the Linux kernel, the following vulnerability has been resolved:\nnet: ice: Fix potential NULL pointer dereference in ice_bridge_setlink()\nThe function ice_bridge_setlink() may encounter a NULL pointer dereference\nif nlmsg_find_attr() returns NULL and br_spec is dereferenced subsequently\nin nla_for_each_nested(). To address this issue, add a check to ensure that\nbr_spec is not NULL before proceeding with the nested attribute iteration.", "A vulnerability was found in the ice_bridge_setlink() function in the Linux kernel. A missing check to verify whether the nlmsg_find_attr() function returns NULL or not could lead to a NULL pointer dereference, system instability, or crashes." ],
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 8",
    "release_date" : "2024-09-24T00:00:00Z",
    "advisory" : "RHSA-2024:7001",
    "cpe" : "cpe:/a:redhat:enterprise_linux:8::nfv",
    "package" : "kernel-rt-0:4.18.0-553.22.1.rt7.363.el8_10"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "release_date" : "2024-09-24T00:00:00Z",
    "advisory" : "RHSA-2024:7000",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8",
    "package" : "kernel-0:4.18.0-553.22.1.el8_10"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "release_date" : "2024-08-28T00:00:00Z",
    "advisory" : "RHSA-2024:5928",
    "cpe" : "cpe:/a:redhat:enterprise_linux:9",
    "package" : "kernel-0:5.14.0-427.33.1.el9_4"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "release_date" : "2024-08-28T00:00:00Z",
    "advisory" : "RHSA-2024:5928",
    "cpe" : "cpe:/o:redhat:enterprise_linux:9",
    "package" : "kernel-0:5.14.0-427.33.1.el9_4"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9.2 Extended Update Support",
    "release_date" : "2024-08-14T00:00:00Z",
    "advisory" : "RHSA-2024:5364",
    "cpe" : "cpe:/a:redhat:rhel_eus:9.2",
    "package" : "kernel-0:5.14.0-284.79.1.el9_2"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9.2 Extended Update Support",
    "release_date" : "2024-08-14T00:00:00Z",
    "advisory" : "RHSA-2024:5365",
    "cpe" : "cpe:/a:redhat:rhel_eus:9.2::nfv",
    "package" : "kernel-rt-0:5.14.0-284.79.1.rt14.364.el9_2"
  } ],
  "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-2024-26855\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-26855\nhttps://lore.kernel.org/linux-cve-announce/2024041724-CVE-2024-26855-ac0d@gregkh/T" ],
  "name" : "CVE-2024-26855",
  "mitigation" : {
    "value" : "Mitigation for this issue is either not available or the currently available options do not 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
}