CVE-2022-50040 (GCVE-0-2022-50040)

Vulnerability from cvelistv5 – Published: 2025-06-18 11:01 – Updated: 2025-06-18 11:01
VLAI?
Title
net: dsa: sja1105: fix buffer overflow in sja1105_setup_devlink_regions()
Summary
In the Linux kernel, the following vulnerability has been resolved: net: dsa: sja1105: fix buffer overflow in sja1105_setup_devlink_regions() If an error occurs in dsa_devlink_region_create(), then 'priv->regions' array will be accessed by negative index '-1'. Found by Linux Verification Center (linuxtesting.org) with SVACE.
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: bf425b82059e0b0752c0026353c1902112200837 , < 7983e1e44cb322eba6af84160b6d18df80603fb8 (git)
Affected: bf425b82059e0b0752c0026353c1902112200837 , < e84c6321f3578c38cb3c24258db91a92672b17a8 (git)
Affected: bf425b82059e0b0752c0026353c1902112200837 , < 79f86b862416126a2e826cb74224180d6625a32f (git)
Affected: bf425b82059e0b0752c0026353c1902112200837 , < fd8e899cdb5ecaf8e8ee73854a99e10807eef1de (git)
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    Linux Linux Affected: 5.10
Unaffected: 0 , < 5.10 (semver)
Unaffected: 5.10.138 , ≤ 5.10.* (semver)
Unaffected: 5.15.63 , ≤ 5.15.* (semver)
Unaffected: 5.19.4 , ≤ 5.19.* (semver)
Unaffected: 6.0 , ≤ * (original_commit_for_fix)
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{
  "containers": {
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      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/dsa/sja1105/sja1105_devlink.c"
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      "cpeApplicability": [
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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\nnet: dsa: sja1105: fix buffer overflow in sja1105_setup_devlink_regions()\n\nIf an error occurs in dsa_devlink_region_create(), then \u0027priv-\u003eregions\u0027\narray will be accessed by negative index \u0027-1\u0027.\n\nFound by Linux Verification Center (linuxtesting.org) with SVACE."
        }
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      "providerMetadata": {
        "dateUpdated": "2025-06-18T11:01:41.420Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
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      "references": [
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        {
          "url": "https://git.kernel.org/stable/c/fd8e899cdb5ecaf8e8ee73854a99e10807eef1de"
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      ],
      "title": "net: dsa: sja1105: fix buffer overflow in sja1105_setup_devlink_regions()",
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  "cveMetadata": {
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    "cveId": "CVE-2022-50040",
    "datePublished": "2025-06-18T11:01:41.420Z",
    "dateReserved": "2025-06-18T10:57:27.398Z",
    "dateUpdated": "2025-06-18T11:01:41.420Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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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.



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