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CVE-2022-50580

Estado: AplazadaSin puntuar—

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

blk-throttle: prevent overflow while calculating wait time

There is a problem found by code review in tg_with_in_bps_limit() that 'bps_limit * jiffy_elapsed_rnd' might overflow. Fix the problem by calling mul_u64_u64_div_u64() instead.

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)

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{
  "id": "CVE-2022-50580",
  "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": "e43473b7f223ec866f7db273697e76c337c390f9",
              "lessThan": "19c010ae44f0ce52b5436080492a61a092ee0cf4",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "e43473b7f223ec866f7db273697e76c337c390f9",
              "lessThan": "70b2adb1d698fbc63d3b3848c452524dc15872c5",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "e43473b7f223ec866f7db273697e76c337c390f9",
              "lessThan": "cc6f0855bf8d9b729df28ff443ced7350c380dbd",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "e43473b7f223ec866f7db273697e76c337c390f9",
              "lessThan": "ca67b0563b39e79290c23e509319c178b9ca9104",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "e43473b7f223ec866f7db273697e76c337c390f9",
              "lessThan": "8d6bbaada2e0a65f9012ac4c2506460160e7237a",
              "versionType": "git"
            }
          ],
          "programFiles": [
            "block/blk-throttle.c"
          ],
          "defaultStatus": "unaffected"
        },
        {
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "product": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "2.6.37"
            },
            {
              "status": "unaffected",
              "version": "0",
              "lessThan": "2.6.37",
              "versionType": "semver"
            },
            {
              "status": "unaffected",
              "version": "5.10.150",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "status": "unaffected",
              "version": "5.15.75",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "status": "unaffected",
              "version": "5.19.17",
              "versionType": "semver",
              "lessThanOrEqual": "5.19.*"
            },
            {
              "status": "unaffected",
              "version": "6.0.3",
              "versionType": "semver",
              "lessThanOrEqual": "6.0.*"
            },
            {
              "status": "unaffected",
              "version": "6.1",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ],
          "programFiles": [
            "block/blk-throttle.c"
          ],
          "defaultStatus": "affected"
        }
      ]
    }
  ],
  "published": "2025-10-22T14:15:43.037",
  "references": [
    {
      "url": "https://git.kernel.org/stable/c/19c010ae44f0ce52b5436080492a61a092ee0cf4",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/70b2adb1d698fbc63d3b3848c452524dc15872c5",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/8d6bbaada2e0a65f9012ac4c2506460160e7237a",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/ca67b0563b39e79290c23e509319c178b9ca9104",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/cc6f0855bf8d9b729df28ff443ced7350c380dbd",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "vulnStatus": "Deferred",
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nblk-throttle: prevent overflow while calculating wait time\n\nThere is a problem found by code review in tg_with_in_bps_limit() that\n'bps_limit * jiffy_elapsed_rnd' might overflow. Fix the problem by\ncalling mul_u64_u64_div_u64() instead."
    }
  ],
  "lastModified": "2026-06-17T05:23:49.817",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}