fkie_nvd - fkie_cve-2022-50875

FKIE_CVE-2022-50875

Vulnerability from fkie_nvd - Published: 2025-12-30 13:16 - Updated: 2025-12-30 13:16

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

	URL	Tags
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/2b4af99b44861646013821019dd13a4ac48c0219
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/71d88c7453ec3d2ceff98e18ce4d6354abd3b5b6
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/9ec5781879b4535ad59b5354b385825378e45618
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/ab5bb7bbacf531de8e32912cc2e21f906113cee8
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/ce1b3a41e7964cb8dd56a702a95dd90ad27f51cd
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/ee9d7a0e754568180a2f8ebc4aad226278a9116f

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "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": "2025-12-30T13:16:02.503",
  "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": "Received"
}

CVE-2022-50875 (GCVE-0-2022-50875)

Vulnerability from cvelistv5 – Published: 2025-12-30 12:23 – Updated: 2025-12-30 12:23

Title

of: overlay: fix null pointer dereferencing in find_dup_cset_node_entry() and find_dup_cset_prop()

Summary

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/9ec5781879b4535ad…
	https://git.kernel.org/stable/c/2b4af99b448616460…
	https://git.kernel.org/stable/c/ce1b3a41e7964cb8d…
	https://git.kernel.org/stable/c/ab5bb7bbacf531de8…
	https://git.kernel.org/stable/c/71d88c7453ec3d2ce…
	https://git.kernel.org/stable/c/ee9d7a0e754568180…

Impacted products

Vendor

Product

Version

Linux

Affected: 2fe0e8769df9fed5098daea7db933bc414c329d7 , < 9ec5781879b4535ad59b5354b385825378e45618 (git)
Affected: 2fe0e8769df9fed5098daea7db933bc414c329d7 , < 2b4af99b44861646013821019dd13a4ac48c0219 (git)
Affected: 2fe0e8769df9fed5098daea7db933bc414c329d7 , < ce1b3a41e7964cb8dd56a702a95dd90ad27f51cd (git)
Affected: 2fe0e8769df9fed5098daea7db933bc414c329d7 , < ab5bb7bbacf531de8e32912cc2e21f906113cee8 (git)
Affected: 2fe0e8769df9fed5098daea7db933bc414c329d7 , < 71d88c7453ec3d2ceff98e18ce4d6354abd3b5b6 (git)
Affected: 2fe0e8769df9fed5098daea7db933bc414c329d7 , < ee9d7a0e754568180a2f8ebc4aad226278a9116f (git)

Linux

Affected: 5.0
Unaffected: 0 , < 5.0 (semver)
Unaffected: 5.4.229 , ≤ 5.4.* (semver)
Unaffected: 5.10.163 , ≤ 5.10.* (semver)
Unaffected: 5.15.86 , ≤ 5.15.* (semver)
Unaffected: 6.0.16 , ≤ 6.0.* (semver)
Unaffected: 6.1.2 , ≤ 6.1.* (semver)
Unaffected: 6.2 , ≤ * (original_commit_for_fix)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "cna": {
      "affected": [
        {
          "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"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.4.229",
                  "versionStartIncluding": "5.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.10.163",
                  "versionStartIncluding": "5.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.86",
                  "versionStartIncluding": "5.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.0.16",
                  "versionStartIncluding": "5.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1.2",
                  "versionStartIncluding": "5.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.2",
                  "versionStartIncluding": "5.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "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."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-12-30T12:23:16.108Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/9ec5781879b4535ad59b5354b385825378e45618"
        },
        {
          "url": "https://git.kernel.org/stable/c/2b4af99b44861646013821019dd13a4ac48c0219"
        },
        {
          "url": "https://git.kernel.org/stable/c/ce1b3a41e7964cb8dd56a702a95dd90ad27f51cd"
        },
        {
          "url": "https://git.kernel.org/stable/c/ab5bb7bbacf531de8e32912cc2e21f906113cee8"
        },
        {
          "url": "https://git.kernel.org/stable/c/71d88c7453ec3d2ceff98e18ce4d6354abd3b5b6"
        },
        {
          "url": "https://git.kernel.org/stable/c/ee9d7a0e754568180a2f8ebc4aad226278a9116f"
        }
      ],
      "title": "of: overlay: fix null pointer dereferencing in find_dup_cset_node_entry() and find_dup_cset_prop()",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-50875",
    "datePublished": "2025-12-30T12:23:16.108Z",
    "dateReserved": "2025-12-30T12:06:07.137Z",
    "dateUpdated": "2025-12-30T12:23:16.108Z",
    "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

FKIE_CVE-2022-50875

CVE-2022-50875 (GCVE-0-2022-50875)

Tags

Sightings

Nomenclature