{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "net/ipv6/calipso.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "1ad9166cab6a0f5c0b10344a97bdf749ae11dcbf",
              "status": "affected",
              "version": "ceba1832b1b2da0149c51de62a847c00bca1677a",
              "versionType": "git"
            },
            {
              "lessThan": "1e38f7a6cdd68377f8a4189b2fbaec14a6dd5152",
              "status": "affected",
              "version": "ceba1832b1b2da0149c51de62a847c00bca1677a",
              "versionType": "git"
            },
            {
              "lessThan": "a7e89541d05b98c79a51c0f95df020f8e82b62ed",
              "status": "affected",
              "version": "ceba1832b1b2da0149c51de62a847c00bca1677a",
              "versionType": "git"
            },
            {
              "lessThan": "797e5371cf55463b4530bab3fef5f27f7c6657a8",
              "status": "affected",
              "version": "ceba1832b1b2da0149c51de62a847c00bca1677a",
              "versionType": "git"
            },
            {
              "lessThan": "1927d0bcd5b81e80971bf6b8eba267508bd1c78b",
              "status": "affected",
              "version": "ceba1832b1b2da0149c51de62a847c00bca1677a",
              "versionType": "git"
            },
            {
              "lessThan": "3ba9cf69de50e8abed32b448616c313baa4c5712",
              "status": "affected",
              "version": "ceba1832b1b2da0149c51de62a847c00bca1677a",
              "versionType": "git"
            },
            {
              "lessThan": "9fe3839588db7519030377b7dee3f165e654f6c5",
              "status": "affected",
              "version": "ceba1832b1b2da0149c51de62a847c00bca1677a",
              "versionType": "git"
            },
            {
              "lessThan": "172a8a996a337206970467e871dd995ac07640b1",
              "status": "affected",
              "version": "ceba1832b1b2da0149c51de62a847c00bca1677a",
              "versionType": "git"
            },
            {
              "lessThan": "078aabd567de3d63d37d7673f714e309d369e6e2",
              "status": "affected",
              "version": "ceba1832b1b2da0149c51de62a847c00bca1677a",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "net/ipv6/calipso.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "4.8"
            },
            {
              "lessThan": "4.8",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.4.*",
              "status": "unaffected",
              "version": "5.4.292",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.236",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.180",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.134",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.87",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.23",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.13.*",
              "status": "unaffected",
              "version": "6.13.11",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.14.*",
              "status": "unaffected",
              "version": "6.14.2",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.15-rc1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnetlabel: Fix NULL pointer exception caused by CALIPSO on IPv4 sockets\n\nWhen calling netlbl_conn_setattr(), addr-\u003esa_family is used\nto determine the function behavior. If sk is an IPv4 socket,\nbut the connect function is called with an IPv6 address,\nthe function calipso_sock_setattr() is triggered.\nInside this function, the following code is executed:\n\nsk_fullsock(__sk) ? inet_sk(__sk)-\u003epinet6 : NULL;\n\nSince sk is an IPv4 socket, pinet6 is NULL, leading to a\nnull pointer dereference.\n\nThis patch fixes the issue by checking if inet6_sk(sk)\nreturns a NULL pointer before accessing pinet6."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-04-16T14:12:18.222Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/1ad9166cab6a0f5c0b10344a97bdf749ae11dcbf"
        },
        {
          "url": "https://git.kernel.org/stable/c/1e38f7a6cdd68377f8a4189b2fbaec14a6dd5152"
        },
        {
          "url": "https://git.kernel.org/stable/c/a7e89541d05b98c79a51c0f95df020f8e82b62ed"
        },
        {
          "url": "https://git.kernel.org/stable/c/797e5371cf55463b4530bab3fef5f27f7c6657a8"
        },
        {
          "url": "https://git.kernel.org/stable/c/1927d0bcd5b81e80971bf6b8eba267508bd1c78b"
        },
        {
          "url": "https://git.kernel.org/stable/c/3ba9cf69de50e8abed32b448616c313baa4c5712"
        },
        {
          "url": "https://git.kernel.org/stable/c/9fe3839588db7519030377b7dee3f165e654f6c5"
        },
        {
          "url": "https://git.kernel.org/stable/c/172a8a996a337206970467e871dd995ac07640b1"
        },
        {
          "url": "https://git.kernel.org/stable/c/078aabd567de3d63d37d7673f714e309d369e6e2"
        }
      ],
      "title": "netlabel: Fix NULL pointer exception caused by CALIPSO on IPv4 sockets",
      "x_generator": {
        "engine": "bippy-7c5fe7eed585"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-22063",
    "datePublished": "2025-04-16T14:12:18.222Z",
    "dateReserved": "2024-12-29T08:45:45.813Z",
    "dateUpdated": "2025-04-16T14:12:18.222Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2025-22063\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-04-16T15:15:59.777\",\"lastModified\":\"2025-04-29T18:51:32.240\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nnetlabel: Fix NULL pointer exception caused by CALIPSO on IPv4 sockets\\n\\nWhen calling netlbl_conn_setattr(), addr-\u003esa_family is used\\nto determine the function behavior. If sk is an IPv4 socket,\\nbut the connect function is called with an IPv6 address,\\nthe function calipso_sock_setattr() is triggered.\\nInside this function, the following code is executed:\\n\\nsk_fullsock(__sk) ? inet_sk(__sk)-\u003epinet6 : NULL;\\n\\nSince sk is an IPv4 socket, pinet6 is NULL, leading to a\\nnull pointer dereference.\\n\\nThis patch fixes the issue by checking if inet6_sk(sk)\\nreturns a NULL pointer before accessing pinet6.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: netlabel: Se corrige la excepci\u00f3n de puntero nulo causada por CALIPSO en sockets IPv4. Al llamar a netlbl_conn_setattr(), se utiliza addr-\u0026gt;sa_family para determinar el comportamiento de la funci\u00f3n. Si sk es un socket IPv4, pero se llama a la funci\u00f3n connect con una direcci\u00f3n IPv6, se activa la funci\u00f3n calipso_sock_setattr(). Dentro de esta funci\u00f3n, se ejecuta el siguiente c\u00f3digo: sk_fullsock(__sk) ? inet_sk(__sk)-\u0026gt;pinet6 : NULL; Dado que sk es un socket IPv4, pinet6 es NULL, lo que provoca una desreferencia de puntero nulo. Este parche corrige el problema comprobando si inet6_sk(sk) devuelve un puntero nulo antes de acceder a pinet6.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-476\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.8\",\"versionEndExcluding\":\"5.4.292\",\"matchCriteriaId\":\"32BA1759-052A-44B8-BE23-8F8840600FA6\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.5\",\"versionEndExcluding\":\"5.10.236\",\"matchCriteriaId\":\"1DF46FB0-9163-4ABE-8CCA-32A497D4715B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.11\",\"versionEndExcluding\":\"5.15.180\",\"matchCriteriaId\":\"D19801C8-3D18-405D-9989-E6C9B30255FA\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.16\",\"versionEndExcluding\":\"6.1.134\",\"matchCriteriaId\":\"3985DEC3-0437-4177-BC42-314AB575285A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.2\",\"versionEndExcluding\":\"6.6.87\",\"matchCriteriaId\":\"EFF24260-49B1-4251-9477-C564CFDAD25B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.7\",\"versionEndExcluding\":\"6.12.23\",\"matchCriteriaId\":\"26CAB76D-F00F-43CE-BEAD-7097F8FB1D6C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.13\",\"versionEndExcluding\":\"6.13.11\",\"matchCriteriaId\":\"E7E864B0-8C00-4679-BA55-659B4C9C3AD3\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.14\",\"versionEndExcluding\":\"6.14.2\",\"matchCriteriaId\":\"FADAE5D8-4808-442C-B218-77B2CE8780A0\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/078aabd567de3d63d37d7673f714e309d369e6e2\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/172a8a996a337206970467e871dd995ac07640b1\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/1927d0bcd5b81e80971bf6b8eba267508bd1c78b\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/1ad9166cab6a0f5c0b10344a97bdf749ae11dcbf\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/1e38f7a6cdd68377f8a4189b2fbaec14a6dd5152\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/3ba9cf69de50e8abed32b448616c313baa4c5712\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/797e5371cf55463b4530bab3fef5f27f7c6657a8\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/9fe3839588db7519030377b7dee3f165e654f6c5\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/a7e89541d05b98c79a51c0f95df020f8e82b62ed\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]}]}}"
  }
}