{
  "threat_severity" : "Moderate",
  "public_date" : "2025-07-04T00:00:00Z",
  "bugzilla" : {
    "description" : "kernel: Kernel: Double free vulnerability in exFAT filesystem can lead to denial of service",
    "id" : "2376377",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=2376377"
  },
  "cvss3" : {
    "cvss3_base_score" : "7.3",
    "cvss3_scoring_vector" : "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:H",
    "status" : "verified"
  },
  "cwe" : "CWE-763",
  "details" : [ "In the Linux kernel, the following vulnerability has been resolved:\nexfat: fix double free in delayed_free\nThe double free could happen in the following path.\nexfat_create_upcase_table()\nexfat_create_upcase_table() : return error\nexfat_free_upcase_table() : free ->vol_utbl\nexfat_load_default_upcase_table : return error\nexfat_kill_sb()\ndelayed_free()\nexfat_free_upcase_table() <--------- double free\nThis patch set ->vol_util as NULL after freeing it.", "A flaw was found in the Linux kernel's exFAT filesystem driver. A local attacker with low privileges could exploit a double free vulnerability within the `delayed_free` function. This memory corruption flaw can lead to a denial of service (DoS), potentially causing system instability or crashes. It may also result in information disclosure." ],
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 10",
    "release_date" : "2026-02-25T00:00:00Z",
    "advisory" : "RHSA-2026:3275",
    "cpe" : "cpe:/o:redhat:enterprise_linux:10.1",
    "package" : "kernel-0:6.12.0-124.39.1.el10_1"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "release_date" : "2026-02-23T00:00:00Z",
    "advisory" : "RHSA-2026:3066",
    "cpe" : "cpe:/a:redhat:enterprise_linux:9",
    "package" : "kernel-0:5.14.0-611.35.1.el9_7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "release_date" : "2026-02-23T00:00:00Z",
    "advisory" : "RHSA-2026:3066",
    "cpe" : "cpe:/o:redhat:enterprise_linux:9",
    "package" : "kernel-0:5.14.0-611.35.1.el9_7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9.4 Extended Update Support",
    "release_date" : "2026-03-11T00:00:00Z",
    "advisory" : "RHSA-2026:4246",
    "cpe" : "cpe:/a:redhat:rhel_eus:9.4",
    "package" : "kernel-0:5.14.0-427.114.1.el9_4"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9.6 Extended Update Support",
    "release_date" : "2026-03-17T00:00:00Z",
    "advisory" : "RHSA-2026:4745",
    "cpe" : "cpe:/a:redhat:rhel_eus:9.6",
    "package" : "kernel-0:5.14.0-570.98.1.el9_6"
  } ],
  "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-2025-38206\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-38206\nhttps://lore.kernel.org/linux-cve-announce/2025070420-CVE-2025-38206-a077@gregkh/T" ],
  "name" : "CVE-2025-38206",
  "csaw" : false
}