CVE-2023-53572 (GCVE-0-2023-53572)

Vulnerability from cvelistv5 – Published: 2025-10-04 15:17 – Updated: 2025-10-04 15:17
VLAI?
Title
clk: imx: scu: use _safe list iterator to avoid a use after free
Summary
In the Linux kernel, the following vulnerability has been resolved: clk: imx: scu: use _safe list iterator to avoid a use after free This loop is freeing "clk" so it needs to use list_for_each_entry_safe(). Otherwise it dereferences a freed variable to get the next item on the loop.
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 77d8f3068c63ee0983f0b5ba3207d3f7cce11be4 , < f95ff838ac39f861d1f95a0f3bbb1e01c2517d79 (git)
Affected: 77d8f3068c63ee0983f0b5ba3207d3f7cce11be4 , < 08cc7cd2c2a29a2abf5bceb8f048c0734d3694ba (git)
Affected: 77d8f3068c63ee0983f0b5ba3207d3f7cce11be4 , < 3d90921f91fc6a8c801d527bb5848c99e335c1cf (git)
Affected: 77d8f3068c63ee0983f0b5ba3207d3f7cce11be4 , < 0a719f0e4b6f233979e219baff73923e76a96e09 (git)
Affected: 77d8f3068c63ee0983f0b5ba3207d3f7cce11be4 , < 632c60ecd25dbacee54d5581fe3aeb834b57010a (git)
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    Linux Linux Affected: 5.11
Unaffected: 0 , < 5.11 (semver)
Unaffected: 5.15.121 , ≤ 5.15.* (semver)
Unaffected: 6.1.39 , ≤ 6.1.* (semver)
Unaffected: 6.3.13 , ≤ 6.3.* (semver)
Unaffected: 6.4.4 , ≤ 6.4.* (semver)
Unaffected: 6.5 , ≤ * (original_commit_for_fix)
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/clk/imx/clk-scu.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
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          ]
        },
        {
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          "product": "Linux",
          "programFiles": [
            "drivers/clk/imx/clk-scu.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.11"
            },
            {
              "lessThan": "5.11",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
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              "status": "unaffected",
              "version": "5.15.121",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.39",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.3.*",
              "status": "unaffected",
              "version": "6.3.13",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.4.*",
              "status": "unaffected",
              "version": "6.4.4",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.5",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.121",
                  "versionStartIncluding": "5.11",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1.39",
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                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nclk: imx: scu: use _safe list iterator to avoid a use after free\n\nThis loop is freeing \"clk\" so it needs to use list_for_each_entry_safe().\nOtherwise it dereferences a freed variable to get the next item on the\nloop."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-10-04T15:17:13.089Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/f95ff838ac39f861d1f95a0f3bbb1e01c2517d79"
        },
        {
          "url": "https://git.kernel.org/stable/c/08cc7cd2c2a29a2abf5bceb8f048c0734d3694ba"
        },
        {
          "url": "https://git.kernel.org/stable/c/3d90921f91fc6a8c801d527bb5848c99e335c1cf"
        },
        {
          "url": "https://git.kernel.org/stable/c/0a719f0e4b6f233979e219baff73923e76a96e09"
        },
        {
          "url": "https://git.kernel.org/stable/c/632c60ecd25dbacee54d5581fe3aeb834b57010a"
        }
      ],
      "title": "clk: imx: scu: use _safe list iterator to avoid a use after free",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2023-53572",
    "datePublished": "2025-10-04T15:17:13.089Z",
    "dateReserved": "2025-10-04T15:14:15.925Z",
    "dateUpdated": "2025-10-04T15:17:13.089Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}


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  • 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.
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  • 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.