CVE-2022-50201 (GCVE-0-2022-50201)

Vulnerability from cvelistv5 – Published: 2025-06-18 11:03 – Updated: 2025-09-03 12:59
VLAI?
Title
selinux: fix memleak in security_read_state_kernel()
Summary
In the Linux kernel, the following vulnerability has been resolved: selinux: fix memleak in security_read_state_kernel() In this function, it directly returns the result of __security_read_policy without freeing the allocated memory in *data, cause memory leak issue, so free the memory if __security_read_policy failed. [PM: subject line tweak]
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: fdd1ffe8a812b1109388e4bc389e57b2695ad095 , < c877c5217145bda8fd95f506bf42f8d981afa57d (git)
Affected: fdd1ffe8a812b1109388e4bc389e57b2695ad095 , < f3cd7562c0a6774fc62d79654482014020e574f5 (git)
Affected: fdd1ffe8a812b1109388e4bc389e57b2695ad095 , < 1fc1f72aad2070d34022d0823e4cf09706b53f25 (git)
Affected: fdd1ffe8a812b1109388e4bc389e57b2695ad095 , < 73de1befcc53a7c68b0c5e76b9b5ac41c517760f (git)
Create a notification for this product.
    Linux Linux Affected: 5.12
Unaffected: 0 , < 5.12 (semver)
Unaffected: 5.15.61 , ≤ 5.15.* (semver)
Unaffected: 5.18.18 , ≤ 5.18.* (semver)
Unaffected: 5.19.2 , ≤ 5.19.* (semver)
Unaffected: 6.0 , ≤ * (original_commit_for_fix)
Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "security/selinux/ss/services.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "c877c5217145bda8fd95f506bf42f8d981afa57d",
              "status": "affected",
              "version": "fdd1ffe8a812b1109388e4bc389e57b2695ad095",
              "versionType": "git"
            },
            {
              "lessThan": "f3cd7562c0a6774fc62d79654482014020e574f5",
              "status": "affected",
              "version": "fdd1ffe8a812b1109388e4bc389e57b2695ad095",
              "versionType": "git"
            },
            {
              "lessThan": "1fc1f72aad2070d34022d0823e4cf09706b53f25",
              "status": "affected",
              "version": "fdd1ffe8a812b1109388e4bc389e57b2695ad095",
              "versionType": "git"
            },
            {
              "lessThan": "73de1befcc53a7c68b0c5e76b9b5ac41c517760f",
              "status": "affected",
              "version": "fdd1ffe8a812b1109388e4bc389e57b2695ad095",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "security/selinux/ss/services.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.12"
            },
            {
              "lessThan": "5.12",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.61",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.18.*",
              "status": "unaffected",
              "version": "5.18.18",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.19.*",
              "status": "unaffected",
              "version": "5.19.2",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.0",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.61",
                  "versionStartIncluding": "5.12",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.18.18",
                  "versionStartIncluding": "5.12",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.19.2",
                  "versionStartIncluding": "5.12",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.0",
                  "versionStartIncluding": "5.12",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nselinux: fix memleak in security_read_state_kernel()\n\nIn this function, it directly returns the result of __security_read_policy\nwithout freeing the allocated memory in *data, cause memory leak issue,\nso free the memory if __security_read_policy failed.\n\n[PM: subject line tweak]"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-09-03T12:59:05.127Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/c877c5217145bda8fd95f506bf42f8d981afa57d"
        },
        {
          "url": "https://git.kernel.org/stable/c/f3cd7562c0a6774fc62d79654482014020e574f5"
        },
        {
          "url": "https://git.kernel.org/stable/c/1fc1f72aad2070d34022d0823e4cf09706b53f25"
        },
        {
          "url": "https://git.kernel.org/stable/c/73de1befcc53a7c68b0c5e76b9b5ac41c517760f"
        }
      ],
      "title": "selinux: fix memleak in security_read_state_kernel()",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-50201",
    "datePublished": "2025-06-18T11:03:43.263Z",
    "dateReserved": "2025-06-18T10:57:27.428Z",
    "dateUpdated": "2025-09-03T12:59:05.127Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




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.