« Volver al listado

CVE-2023-53782

Estado: AplazadaSin puntuar—

In the Linux kernel, the following vulnerability has been resolved:

dccp: Fix out of bounds access in DCCP error handler

There was a previous attempt to fix an out-of-bounds access in the DCCP error handlers, but that fix assumed that the error handlers only want to access the first 8 bytes of the DCCP header. Actually, they also look at the DCCP sequence number, which is stored beyond 8 bytes, so an explicit pskb_may_pull() is required.

CVSS

NVD no ha asignado puntuación CVSS a esta CVE (habitual desde el cambio de política de abril de 2026).

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2023-53782",
  "cveTags": [],
  "metrics": {},
  "affected": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "affectedData": [
        {
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "product": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6706a97fec963d6cb3f7fc2978ec1427b4651214",
              "lessThan": "3533e10272555c422a7d51ebc0ce8c483429f7f2",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "6706a97fec963d6cb3f7fc2978ec1427b4651214",
              "lessThan": "177212bf6dc1ff2d13d0409cddc5c9e81feec63d",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "6706a97fec963d6cb3f7fc2978ec1427b4651214",
              "lessThan": "7a7dd70cb954d3efa706a429687ded88c02496fa",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "6706a97fec963d6cb3f7fc2978ec1427b4651214",
              "lessThan": "4b8a938e329ae4eb54b73b0c87b5170607b038a8",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "6706a97fec963d6cb3f7fc2978ec1427b4651214",
              "lessThan": "6ecf09699eb1554299aa1e7fd13e9e80f656c2f9",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "6706a97fec963d6cb3f7fc2978ec1427b4651214",
              "lessThan": "f8a7f10a1dccf9868ff09342a73dce27501b86df",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "6706a97fec963d6cb3f7fc2978ec1427b4651214",
              "lessThan": "d8171411a661253e6271fa10b65b46daf1b6471c",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "6706a97fec963d6cb3f7fc2978ec1427b4651214",
              "lessThan": "ec620c34f5fa5d055f9f6136a387755db6157712",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "6706a97fec963d6cb3f7fc2978ec1427b4651214",
              "lessThan": "977ad86c2a1bcaf58f01ab98df5cc145083c489c",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "96106a207ae972d8f9e4815e84c159f29e4bbee7",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "261def571d19d3b4e2228643c5c0ac89f5e10d15",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "dbf1719c65fb0368a94d15767c669e47e295a073",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "46b1ffd4738a3ee04b2e8f5a4b8cfc39e9c722a2",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "a2df29ed840f90e459a3f8ff029b216be3912731",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "ba93cf7d2118774c0b2dcfccc8ae999427815caa",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "4ca7e66fcce02459fa6961979f9fe30ae1098cf0",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "bd380617d5d161ea2bbe7a8073b3ca7bca0381e5",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "bfe7d1dee859cad6802f8e21a0a863f408114612",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "968953df833c61fce5adcc0612efeaced24e5719",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "99131760a8851e6e5b2c9b24d0a68a3068923a08",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "84d9c612bb7a9e44c6bf286bedfbe72a6d2d71d4",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "3.2.87",
              "lessThan": "3.3",
              "versionType": "semver"
            },
            {
              "status": "affected",
              "version": "3.10.105",
              "lessThan": "3.11",
              "versionType": "semver"
            },
            {
              "status": "affected",
              "version": "3.12.68",
              "lessThan": "3.13",
              "versionType": "semver"
            },
            {
              "status": "affected",
              "version": "3.16.42",
              "lessThan": "3.17",
              "versionType": "semver"
            },
            {
              "status": "affected",
              "version": "4.4.34",
              "lessThan": "4.5",
              "versionType": "semver"
            },
            {
              "status": "affected",
              "version": "4.8.10",
              "lessThan": "4.9",
              "versionType": "semver"
            }
          ],
          "programFiles": [
            "net/dccp/ipv4.c",
            "net/dccp/ipv6.c"
          ],
          "defaultStatus": "unaffected"
        },
        {
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "product": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "4.9"
            },
            {
              "status": "unaffected",
              "version": "0",
              "lessThan": "4.9",
              "versionType": "semver"
            },
            {
              "status": "unaffected",
              "version": "4.14.326",
              "versionType": "semver",
              "lessThanOrEqual": "4.14.*"
            },
            {
              "status": "unaffected",
              "version": "4.19.295",
              "versionType": "semver",
              "lessThanOrEqual": "4.19.*"
            },
            {
              "status": "unaffected",
              "version": "5.4.257",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "status": "unaffected",
              "version": "5.10.195",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "status": "unaffected",
              "version": "5.15.132",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "status": "unaffected",
              "version": "6.1.53",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "status": "unaffected",
              "version": "6.4.16",
              "versionType": "semver",
              "lessThanOrEqual": "6.4.*"
            },
            {
              "status": "unaffected",
              "version": "6.5.3",
              "versionType": "semver",
              "lessThanOrEqual": "6.5.*"
            },
            {
              "status": "unaffected",
              "version": "6.6",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ],
          "programFiles": [
            "net/dccp/ipv4.c",
            "net/dccp/ipv6.c"
          ],
          "defaultStatus": "affected"
        }
      ]
    }
  ],
  "published": "2025-12-09T01:16:49.407",
  "references": [
    {
      "url": "https://git.kernel.org/stable/c/177212bf6dc1ff2d13d0409cddc5c9e81feec63d",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/3533e10272555c422a7d51ebc0ce8c483429f7f2",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/4b8a938e329ae4eb54b73b0c87b5170607b038a8",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/6ecf09699eb1554299aa1e7fd13e9e80f656c2f9",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/7a7dd70cb954d3efa706a429687ded88c02496fa",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/977ad86c2a1bcaf58f01ab98df5cc145083c489c",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/d8171411a661253e6271fa10b65b46daf1b6471c",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/ec620c34f5fa5d055f9f6136a387755db6157712",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/f8a7f10a1dccf9868ff09342a73dce27501b86df",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "vulnStatus": "Deferred",
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndccp: Fix out of bounds access in DCCP error handler\n\nThere was a previous attempt to fix an out-of-bounds access in the DCCP\nerror handlers, but that fix assumed that the error handlers only want\nto access the first 8 bytes of the DCCP header. Actually, they also look\nat the DCCP sequence number, which is stored beyond 8 bytes, so an\nexplicit pskb_may_pull() is required."
    }
  ],
  "lastModified": "2026-06-17T06:46:03.850",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}