github - ghsa-4gp8-rv6j-2qpw

GHSA-4GP8-RV6J-2QPW

Vulnerability from github – Published: 2025-09-23 18:30 – Updated: 2025-09-23 18:30

Details

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

block: null_blk: end timed out poll request

When poll request is timed out, it is removed from the poll list, but not completed, so the request is leaked, and never get chance to complete.

Fix the issue by ending it in timeout handler.

Severity ?

5.5 (Medium)


                  
                    CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

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{
  "affected": [],
  "aliases": [
    "CVE-2022-49057"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-401"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-02-26T07:00:42Z",
    "severity": "MODERATE"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nblock: null_blk: end timed out poll request\n\nWhen poll request is timed out, it is removed from the poll list,\nbut not completed, so the request is leaked, and never get chance\nto complete.\n\nFix the issue by ending it in timeout handler.",
  "id": "GHSA-4gp8-rv6j-2qpw",
  "modified": "2025-09-23T18:30:20Z",
  "published": "2025-09-23T18:30:20Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-49057"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3e3876d322aef82416ecc496a4d4a587e0fdf7a3"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/407d09a22f3f685fd634aa5d05840c64b23bfebc"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2022-49057 (GCVE-0-2022-49057)

Vulnerability from cvelistv5 – Published: 2025-02-26 01:54 – Updated: 2025-05-04 08:28

Summary

In the Linux kernel, the following vulnerability has been resolved: block: null_blk: end timed out poll request When poll request is timed out, it is removed from the poll list, but not completed, so the request is leaked, and never get chance to complete. Fix the issue by ending it in timeout handler.

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/407d09a22f3f685fd…
	https://git.kernel.org/stable/c/3e3876d322aef8241…

Impacted products

Vendor

Product

Version

Linux

Affected: 0a593fbbc245a85940ed34caa3aa1e4cb060c54b , < 407d09a22f3f685fd634aa5d05840c64b23bfebc (git)
Affected: 0a593fbbc245a85940ed34caa3aa1e4cb060c54b , < 3e3876d322aef82416ecc496a4d4a587e0fdf7a3 (git)

Linux

Affected: 5.16
Unaffected: 0 , < 5.16 (semver)
Unaffected: 5.17.4 , ≤ 5.17.* (semver)
Unaffected: 5.18 , ≤ * (original_commit_for_fix)

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/block/null_blk/main.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "407d09a22f3f685fd634aa5d05840c64b23bfebc",
              "status": "affected",
              "version": "0a593fbbc245a85940ed34caa3aa1e4cb060c54b",
              "versionType": "git"
            },
            {
              "lessThan": "3e3876d322aef82416ecc496a4d4a587e0fdf7a3",
              "status": "affected",
              "version": "0a593fbbc245a85940ed34caa3aa1e4cb060c54b",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/block/null_blk/main.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.16"
            },
            {
              "lessThan": "5.16",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.17.*",
              "status": "unaffected",
              "version": "5.17.4",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "5.18",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.17.4",
                  "versionStartIncluding": "5.16",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.18",
                  "versionStartIncluding": "5.16",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nblock: null_blk: end timed out poll request\n\nWhen poll request is timed out, it is removed from the poll list,\nbut not completed, so the request is leaked, and never get chance\nto complete.\n\nFix the issue by ending it in timeout handler."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-05-04T08:28:49.558Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/407d09a22f3f685fd634aa5d05840c64b23bfebc"
        },
        {
          "url": "https://git.kernel.org/stable/c/3e3876d322aef82416ecc496a4d4a587e0fdf7a3"
        }
      ],
      "title": "block: null_blk: end timed out poll request",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-49057",
    "datePublished": "2025-02-26T01:54:28.723Z",
    "dateReserved": "2025-02-26T01:49:39.243Z",
    "dateUpdated": "2025-05-04T08:28:49.558Z",
    "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-4GP8-RV6J-2QPW

CVE-2022-49057 (GCVE-0-2022-49057)

Tags

Sightings

Nomenclature