FKIE_CVE-2022-50623

Vulnerability from fkie_nvd - Published: 2025-12-08 02:15 - Updated: 2026-06-17 05:23
Severity
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.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/1b5a931594f7ffd26d706614c37d4da0f2ffb6e7
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/939bc5453b8cbdde9f1e5110ce8309aedb1b501a
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/940253af8b3865b76de8d1b46bcd4a700104852e
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/b94605f5cb99e90c8ca91523597a40e1bd59546b
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/f59861946fa51bcc1f305809e4ebc1013b0ee61c
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "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"
            }
          ]
        }
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "cveTags": [],
  "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."
    }
  ],
  "id": "CVE-2022-50623",
  "lastModified": "2026-06-17T05:23:53.227",
  "metrics": {},
  "published": "2025-12-08T02:15:48.250",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/1b5a931594f7ffd26d706614c37d4da0f2ffb6e7"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/939bc5453b8cbdde9f1e5110ce8309aedb1b501a"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/940253af8b3865b76de8d1b46bcd4a700104852e"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/b94605f5cb99e90c8ca91523597a40e1bd59546b"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/f59861946fa51bcc1f305809e4ebc1013b0ee61c"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Deferred"
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

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.