FKIE_CVE-2022-50875

Vulnerability from fkie_nvd - Published: 2025-12-30 13:16 - Updated: 2026-06-17 05:24
Severity
Summary
In the Linux kernel, the following vulnerability has been resolved: of: overlay: fix null pointer dereferencing in find_dup_cset_node_entry() and find_dup_cset_prop() When kmalloc() fail to allocate memory in kasprintf(), fn_1 or fn_2 will be NULL, and strcmp() will cause null pointer dereference.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/2b4af99b44861646013821019dd13a4ac48c0219
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/71d88c7453ec3d2ceff98e18ce4d6354abd3b5b6
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/9ec5781879b4535ad59b5354b385825378e45618
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/ab5bb7bbacf531de8e32912cc2e21f906113cee8
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/ce1b3a41e7964cb8dd56a702a95dd90ad27f51cd
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/ee9d7a0e754568180a2f8ebc4aad226278a9116f
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/of/overlay.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "9ec5781879b4535ad59b5354b385825378e45618",
              "status": "affected",
              "version": "2fe0e8769df9fed5098daea7db933bc414c329d7",
              "versionType": "git"
            },
            {
              "lessThan": "2b4af99b44861646013821019dd13a4ac48c0219",
              "status": "affected",
              "version": "2fe0e8769df9fed5098daea7db933bc414c329d7",
              "versionType": "git"
            },
            {
              "lessThan": "ce1b3a41e7964cb8dd56a702a95dd90ad27f51cd",
              "status": "affected",
              "version": "2fe0e8769df9fed5098daea7db933bc414c329d7",
              "versionType": "git"
            },
            {
              "lessThan": "ab5bb7bbacf531de8e32912cc2e21f906113cee8",
              "status": "affected",
              "version": "2fe0e8769df9fed5098daea7db933bc414c329d7",
              "versionType": "git"
            },
            {
              "lessThan": "71d88c7453ec3d2ceff98e18ce4d6354abd3b5b6",
              "status": "affected",
              "version": "2fe0e8769df9fed5098daea7db933bc414c329d7",
              "versionType": "git"
            },
            {
              "lessThan": "ee9d7a0e754568180a2f8ebc4aad226278a9116f",
              "status": "affected",
              "version": "2fe0e8769df9fed5098daea7db933bc414c329d7",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/of/overlay.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.0"
            },
            {
              "lessThan": "5.0",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.4.*",
              "status": "unaffected",
              "version": "5.4.229",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.163",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.86",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.0.*",
              "status": "unaffected",
              "version": "6.0.16",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.2",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.2",
              "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\nof: overlay: fix null pointer dereferencing in find_dup_cset_node_entry() and find_dup_cset_prop()\n\nWhen kmalloc() fail to allocate memory in kasprintf(), fn_1 or fn_2 will\nbe NULL, and strcmp() will cause null pointer dereference."
    }
  ],
  "id": "CVE-2022-50875",
  "lastModified": "2026-06-17T05:24:20.107",
  "metrics": {},
  "published": "2025-12-30T13:16:02.503",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/2b4af99b44861646013821019dd13a4ac48c0219"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/71d88c7453ec3d2ceff98e18ce4d6354abd3b5b6"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/9ec5781879b4535ad59b5354b385825378e45618"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/ab5bb7bbacf531de8e32912cc2e21f906113cee8"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/ce1b3a41e7964cb8dd56a702a95dd90ad27f51cd"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/ee9d7a0e754568180a2f8ebc4aad226278a9116f"
    }
  ],
  "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.