CVE-2022-50570 (GCVE-0-2022-50570)

Vulnerability from cvelistv5 – Published: 2025-10-22 13:23 – Updated: 2026-05-11 19:21
VLAI
Title
platform/chrome: fix memory corruption in ioctl
Summary
In the Linux kernel, the following vulnerability has been resolved: platform/chrome: fix memory corruption in ioctl If "s_mem.bytes" is larger than the buffer size it leads to memory corruption.
Severity
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: eda2e30c6684d67288edb841c6125d48c608a242 , < e548f9503c4b3292a60a63fe77dccea62999a35a (git)
Affected: eda2e30c6684d67288edb841c6125d48c608a242 , < 868fc93b615b9f6c2b0b1894536618fa6cd66acc (git)
Affected: eda2e30c6684d67288edb841c6125d48c608a242 , < fd1d3b265784a2243fcaef06aebfb2f8ee733cec (git)
Affected: eda2e30c6684d67288edb841c6125d48c608a242 , < f143f1d9a8e5c6c9db3de81ca270191226fcce36 (git)
Affected: eda2e30c6684d67288edb841c6125d48c608a242 , < 0c2e18924504208644d18415667895a4ac54cf2a (git)
Affected: eda2e30c6684d67288edb841c6125d48c608a242 , < 8a07b45fd3c2dda24fad43639be5335a4595196a (git)
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Linux Linux Affected: 5.4
Unaffected: 0 , < 5.4 (semver)
Unaffected: 5.4.220 , ≤ 5.4.* (semver)
Unaffected: 5.10.150 , ≤ 5.10.* (semver)
Unaffected: 5.15.75 , ≤ 5.15.* (semver)
Unaffected: 5.19.17 , ≤ 5.19.* (semver)
Unaffected: 6.0.3 , ≤ 6.0.* (semver)
Unaffected: 6.1 , ≤ * (original_commit_for_fix)
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{
  "containers": {
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      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/platform/chrome/cros_ec_chardev.c"
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              "versionType": "semver"
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              "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"
            },
            {
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              "status": "unaffected",
              "version": "6.1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
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              ],
              "negate": false,
              "operator": "OR"
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      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nplatform/chrome: fix memory corruption in ioctl\n\nIf \"s_mem.bytes\" is larger than the buffer size it leads to memory\ncorruption."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-11T19:21:58.654Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
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        },
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      ],
      "title": "platform/chrome: fix memory corruption in ioctl",
      "x_generator": {
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      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-50570",
    "datePublished": "2025-10-22T13:23:26.495Z",
    "dateReserved": "2025-10-22T13:20:23.760Z",
    "dateUpdated": "2026-05-11T19:21:58.654Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
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      "date": "2026-07-14",
      "epss": "0.002",
      "percentile": "0.1003"
    },
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    "redhat_vex": {
      "aggregate_severity": "None",
      "current_release_date": "2026-06-30T10:28:10+00:00",
      "cve": "CVE-2022-50570",
      "id": "CVE-2022-50570",
      "initial_release_date": "2022-01-01T00:00:00+00:00",
      "product_status:known_not_affected": "274",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: platform/chrome: fix memory corruption in ioctl",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2022/cve-2022-50570.json",
      "version": "3"
    }
  }
}



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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.