github - ghsa-99r7-2gxr-89fw

GHSA-99R7-2GXR-89FW

Vulnerability from github – Published: 2025-10-22 15:31 – Updated: 2025-10-22 15:31

Details

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.

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2022-50580"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-10-22T14:15:43Z",
    "severity": null
  },
  "details": "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\u0027bps_limit * jiffy_elapsed_rnd\u0027 might overflow. Fix the problem by\ncalling mul_u64_u64_div_u64() instead.",
  "id": "GHSA-99r7-2gxr-89fw",
  "modified": "2025-10-22T15:31:10Z",
  "published": "2025-10-22T15:31:10Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-50580"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/19c010ae44f0ce52b5436080492a61a092ee0cf4"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/70b2adb1d698fbc63d3b3848c452524dc15872c5"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/8d6bbaada2e0a65f9012ac4c2506460160e7237a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ca67b0563b39e79290c23e509319c178b9ca9104"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/cc6f0855bf8d9b729df28ff443ced7350c380dbd"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2022-50580 (GCVE-0-2022-50580)

Vulnerability from cvelistv5 – Published: 2025-10-22 13:23 – Updated: 2025-10-22 13:23

Summary

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.

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/19c010ae44f0ce52b…
	https://git.kernel.org/stable/c/70b2adb1d698fbc63…
	https://git.kernel.org/stable/c/cc6f0855bf8d9b729…
	https://git.kernel.org/stable/c/ca67b0563b39e7929…
	https://git.kernel.org/stable/c/8d6bbaada2e0a65f9…

Impacted products

Vendor

Product

Version

Linux

Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 19c010ae44f0ce52b5436080492a61a092ee0cf4 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 70b2adb1d698fbc63d3b3848c452524dc15872c5 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < cc6f0855bf8d9b729df28ff443ced7350c380dbd (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < ca67b0563b39e79290c23e509319c178b9ca9104 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 8d6bbaada2e0a65f9012ac4c2506460160e7237a (git)

Linux

Unaffected: 5.10.150 , ≤ 5.10.* (semver)
Unaffected: 5.15.75 , ≤ 5.15.* (semver)
Unaffected: 5.19.17 , ≤ 5.19.* (semver)
Unaffected: 6.0.3 , ≤ 6.0.* (semver)
Unaffected: 6.1 , ≤ * (original_commit_for_fix)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "block/blk-throttle.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "19c010ae44f0ce52b5436080492a61a092ee0cf4",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "70b2adb1d698fbc63d3b3848c452524dc15872c5",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "cc6f0855bf8d9b729df28ff443ced7350c380dbd",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "ca67b0563b39e79290c23e509319c178b9ca9104",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "8d6bbaada2e0a65f9012ac4c2506460160e7237a",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "block/blk-throttle.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.150",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.75",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.19.*",
              "status": "unaffected",
              "version": "5.19.17",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.0.*",
              "status": "unaffected",
              "version": "6.0.3",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.10.150",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.75",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.19.17",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.0.3",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "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\u0027bps_limit * jiffy_elapsed_rnd\u0027 might overflow. Fix the problem by\ncalling mul_u64_u64_div_u64() instead."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-10-22T13:23:32.808Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/19c010ae44f0ce52b5436080492a61a092ee0cf4"
        },
        {
          "url": "https://git.kernel.org/stable/c/70b2adb1d698fbc63d3b3848c452524dc15872c5"
        },
        {
          "url": "https://git.kernel.org/stable/c/cc6f0855bf8d9b729df28ff443ced7350c380dbd"
        },
        {
          "url": "https://git.kernel.org/stable/c/ca67b0563b39e79290c23e509319c178b9ca9104"
        },
        {
          "url": "https://git.kernel.org/stable/c/8d6bbaada2e0a65f9012ac4c2506460160e7237a"
        }
      ],
      "title": "blk-throttle: prevent overflow while calculating wait time",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-50580",
    "datePublished": "2025-10-22T13:23:32.808Z",
    "dateReserved": "2025-10-22T13:20:23.762Z",
    "dateUpdated": "2025-10-22T13:23:32.808Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-99R7-2GXR-89FW

CVE-2022-50580 (GCVE-0-2022-50580)

Tags

Sightings

Nomenclature