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CVE-2025-38622 net: drop UFO packets in udp_rcv_segment()

🗓️ 22 Aug 2025 16:00:31Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 7 Views

CVE-2025-38622: Drops UFO UDP in udp_rcv_segment to prevent crash with virtio net header and tiny gso

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "include/net/udp.h"
    ],
    "versions": [
      {
        "version": "cf329aa42b6659204fee865bbce0ea20462552eb",
        "lessThan": "72f97d3cb791e26492236b2be7fd70d2c6222555",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cf329aa42b6659204fee865bbce0ea20462552eb",
        "lessThan": "df6ad849d59256dcc0e2234844ef9f0daf885f5c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cf329aa42b6659204fee865bbce0ea20462552eb",
        "lessThan": "4c1022220b1b6fea802175e80444923a3bbf93a5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cf329aa42b6659204fee865bbce0ea20462552eb",
        "lessThan": "791f32c5eab33ca3a153f8f6f763aa0df1ddc320",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cf329aa42b6659204fee865bbce0ea20462552eb",
        "lessThan": "0d45954034f8edd6d4052e0190d3d6335c37e4de",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cf329aa42b6659204fee865bbce0ea20462552eb",
        "lessThan": "c0ec2e47f1e92d69b42b17a4a1e543256778393e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cf329aa42b6659204fee865bbce0ea20462552eb",
        "lessThan": "fc45b3f9599b657d4a64bcf423d2a977b3e13a49",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cf329aa42b6659204fee865bbce0ea20462552eb",
        "lessThan": "0c639c6479ec4480372901a5fc566f7588cf5522",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cf329aa42b6659204fee865bbce0ea20462552eb",
        "lessThan": "d46e51f1c78b9ab9323610feb14238d06d46d519",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "include/net/udp.h"
    ],
    "versions": [
      {
        "version": "5.0",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.0",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.4.297",
        "lessThanOrEqual": "5.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.241",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.190",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.148",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.102",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.42",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.15.10",
        "lessThanOrEqual": "6.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.16.1",
        "lessThanOrEqual": "6.16.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.17",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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