github - ghsa-4823-3f87-824g

GHSA-4823-3F87-824G

Vulnerability from github – Published: 2025-12-08 03:31 – Updated: 2025-12-08 03:31

Details

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

fpga: prevent integer overflow in dfl_feature_ioctl_set_irq()

The "hdr.count * sizeof(s32)" multiplication can overflow on 32 bit systems leading to memory corruption. Use array_size() to fix that.

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{
  "affected": [],
  "aliases": [
    "CVE-2022-50623"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-12-08T02:15:48Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nfpga: prevent integer overflow in dfl_feature_ioctl_set_irq()\n\nThe \"hdr.count * sizeof(s32)\" multiplication can overflow on 32 bit\nsystems leading to memory corruption.  Use array_size() to fix that.",
  "id": "GHSA-4823-3f87-824g",
  "modified": "2025-12-08T03:31:03Z",
  "published": "2025-12-08T03:31:03Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-50623"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/1b5a931594f7ffd26d706614c37d4da0f2ffb6e7"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/939bc5453b8cbdde9f1e5110ce8309aedb1b501a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/940253af8b3865b76de8d1b46bcd4a700104852e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/b94605f5cb99e90c8ca91523597a40e1bd59546b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f59861946fa51bcc1f305809e4ebc1013b0ee61c"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2022-50623 (GCVE-0-2022-50623)

Vulnerability from cvelistv5 – Published: 2025-12-08 01:16 – Updated: 2025-12-08 01:16

Title

fpga: prevent integer overflow in dfl_feature_ioctl_set_irq()

Summary

In the Linux kernel, the following vulnerability has been resolved: fpga: prevent integer overflow in dfl_feature_ioctl_set_irq() The "hdr.count * sizeof(s32)" multiplication can overflow on 32 bit systems leading to memory corruption. Use array_size() to fix that.

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/f59861946fa51bcc1…
	https://git.kernel.org/stable/c/b94605f5cb99e90c8…
	https://git.kernel.org/stable/c/1b5a931594f7ffd26…
	https://git.kernel.org/stable/c/940253af8b3865b76…
	https://git.kernel.org/stable/c/939bc5453b8cbdde9…

Impacted products

Vendor

Product

Version

Linux

Affected: 322b598be4d9b9090cda560c4caab78704615ab4 , < f59861946fa51bcc1f305809e4ebc1013b0ee61c (git)
Affected: 322b598be4d9b9090cda560c4caab78704615ab4 , < b94605f5cb99e90c8ca91523597a40e1bd59546b (git)
Affected: 322b598be4d9b9090cda560c4caab78704615ab4 , < 1b5a931594f7ffd26d706614c37d4da0f2ffb6e7 (git)
Affected: 322b598be4d9b9090cda560c4caab78704615ab4 , < 940253af8b3865b76de8d1b46bcd4a700104852e (git)
Affected: 322b598be4d9b9090cda560c4caab78704615ab4 , < 939bc5453b8cbdde9f1e5110ce8309aedb1b501a (git)

Linux

Affected: 5.9
Unaffected: 0 , < 5.9 (semver)
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)

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/fpga/dfl.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "f59861946fa51bcc1f305809e4ebc1013b0ee61c",
              "status": "affected",
              "version": "322b598be4d9b9090cda560c4caab78704615ab4",
              "versionType": "git"
            },
            {
              "lessThan": "b94605f5cb99e90c8ca91523597a40e1bd59546b",
              "status": "affected",
              "version": "322b598be4d9b9090cda560c4caab78704615ab4",
              "versionType": "git"
            },
            {
              "lessThan": "1b5a931594f7ffd26d706614c37d4da0f2ffb6e7",
              "status": "affected",
              "version": "322b598be4d9b9090cda560c4caab78704615ab4",
              "versionType": "git"
            },
            {
              "lessThan": "940253af8b3865b76de8d1b46bcd4a700104852e",
              "status": "affected",
              "version": "322b598be4d9b9090cda560c4caab78704615ab4",
              "versionType": "git"
            },
            {
              "lessThan": "939bc5453b8cbdde9f1e5110ce8309aedb1b501a",
              "status": "affected",
              "version": "322b598be4d9b9090cda560c4caab78704615ab4",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/fpga/dfl.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.9"
            },
            {
              "lessThan": "5.9",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "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",
                  "versionStartIncluding": "5.9",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.75",
                  "versionStartIncluding": "5.9",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.19.17",
                  "versionStartIncluding": "5.9",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.0.3",
                  "versionStartIncluding": "5.9",
                  "vulnerable": true
                },
                {
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                  "versionEndExcluding": "6.1",
                  "versionStartIncluding": "5.9",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfpga: prevent integer overflow in dfl_feature_ioctl_set_irq()\n\nThe \"hdr.count * sizeof(s32)\" multiplication can overflow on 32 bit\nsystems leading to memory corruption.  Use array_size() to fix that."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-12-08T01:16:37.086Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/f59861946fa51bcc1f305809e4ebc1013b0ee61c"
        },
        {
          "url": "https://git.kernel.org/stable/c/b94605f5cb99e90c8ca91523597a40e1bd59546b"
        },
        {
          "url": "https://git.kernel.org/stable/c/1b5a931594f7ffd26d706614c37d4da0f2ffb6e7"
        },
        {
          "url": "https://git.kernel.org/stable/c/940253af8b3865b76de8d1b46bcd4a700104852e"
        },
        {
          "url": "https://git.kernel.org/stable/c/939bc5453b8cbdde9f1e5110ce8309aedb1b501a"
        }
      ],
      "title": "fpga: prevent integer overflow in dfl_feature_ioctl_set_irq()",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-50623",
    "datePublished": "2025-12-08T01:16:37.086Z",
    "dateReserved": "2025-12-08T01:14:55.190Z",
    "dateUpdated": "2025-12-08T01:16:37.086Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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-4823-3F87-824G

CVE-2022-50623 (GCVE-0-2022-50623)

Tags

Sightings

Nomenclature