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CVE-2023-53786

Estado: AplazadaSin puntuar—

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

dm flakey: fix a crash with invalid table line

This command will crash with NULL pointer dereference: dmsetup create flakey --table \ "0 `blockdev --getsize /dev/ram0` flakey /dev/ram0 0 0 1 2 corrupt_bio_byte 512"

Fix the crash by checking if arg_name is non-NULL before comparing it.

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.

Linux — Linux KernelAI

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2023-53786",
  "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": "a3998799fb4df0b0af8271a7d50c4269032397aa",
              "lessThan": "f95cb1526669ccdf7eb12eefd57a893953e3595f",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "a3998799fb4df0b0af8271a7d50c4269032397aa",
              "lessThan": "12849ed107c0b2869fb775c81208050899006f07",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "a3998799fb4df0b0af8271a7d50c4269032397aa",
              "lessThan": "337b7af273562b73c46ef77a724604ad139ca762",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "a3998799fb4df0b0af8271a7d50c4269032397aa",
              "lessThan": "a1e3fffe02e05c05357af91364ac0fc1ed425b5b",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "a3998799fb4df0b0af8271a7d50c4269032397aa",
              "lessThan": "f76fcb9d43ec014ac4a1bb983768696d5b032df9",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "a3998799fb4df0b0af8271a7d50c4269032397aa",
              "lessThan": "cb874a190f3f7c3c3fa5b979bee7a3b8cc3a19cc",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "a3998799fb4df0b0af8271a7d50c4269032397aa",
              "lessThan": "83b4e3d878ea6be9aec1d5a1ab177c766c64d1a0",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "a3998799fb4df0b0af8271a7d50c4269032397aa",
              "lessThan": "8258d84a7917aeece773716518deadb7ad776cb7",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "a3998799fb4df0b0af8271a7d50c4269032397aa",
              "lessThan": "98dba02d9a93eec11bffbb93c7c51624290702d2",
              "versionType": "git"
            }
          ],
          "programFiles": [
            "drivers/md/dm-flakey.c"
          ],
          "defaultStatus": "unaffected"
        },
        {
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "product": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "3.1"
            },
            {
              "status": "unaffected",
              "version": "0",
              "lessThan": "3.1",
              "versionType": "semver"
            },
            {
              "status": "unaffected",
              "version": "4.14.315",
              "versionType": "semver",
              "lessThanOrEqual": "4.14.*"
            },
            {
              "status": "unaffected",
              "version": "4.19.283",
              "versionType": "semver",
              "lessThanOrEqual": "4.19.*"
            },
            {
              "status": "unaffected",
              "version": "5.4.243",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "status": "unaffected",
              "version": "5.10.180",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "status": "unaffected",
              "version": "5.15.111",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "status": "unaffected",
              "version": "6.1.28",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "status": "unaffected",
              "version": "6.2.15",
              "versionType": "semver",
              "lessThanOrEqual": "6.2.*"
            },
            {
              "status": "unaffected",
              "version": "6.3.2",
              "versionType": "semver",
              "lessThanOrEqual": "6.3.*"
            },
            {
              "status": "unaffected",
              "version": "6.4",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ],
          "programFiles": [
            "drivers/md/dm-flakey.c"
          ],
          "defaultStatus": "affected"
        }
      ]
    }
  ],
  "published": "2025-12-09T01:16:49.930",
  "references": [
    {
      "url": "https://git.kernel.org/stable/c/12849ed107c0b2869fb775c81208050899006f07",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/337b7af273562b73c46ef77a724604ad139ca762",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/8258d84a7917aeece773716518deadb7ad776cb7",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/83b4e3d878ea6be9aec1d5a1ab177c766c64d1a0",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/98dba02d9a93eec11bffbb93c7c51624290702d2",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/a1e3fffe02e05c05357af91364ac0fc1ed425b5b",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/cb874a190f3f7c3c3fa5b979bee7a3b8cc3a19cc",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/f76fcb9d43ec014ac4a1bb983768696d5b032df9",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/f95cb1526669ccdf7eb12eefd57a893953e3595f",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "vulnStatus": "Deferred",
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndm flakey: fix a crash with invalid table line\n\nThis command will crash with NULL pointer dereference:\n dmsetup create flakey --table \\\n  \"0 `blockdev --getsize /dev/ram0` flakey /dev/ram0 0 0 1 2 corrupt_bio_byte 512\"\n\nFix the crash by checking if arg_name is non-NULL before comparing it."
    }
  ],
  "lastModified": "2026-06-17T06:46:04.290",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}