{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "b747fa343817fd322b4463dda99d28fc51e19c52"
            },
            {
              "fixed": "b64d196280aff8494ba6fb387e37b18479c99b83"
            },
            {
              "fixed": "9ef1351209d42b7d96604f2a13d7ea8215a24e07"
            },
            {
              "fixed": "c2c7f16f2c62f79f7c381e500afa7123580742a5"
            },
            {
              "fixed": "6a8000c76dc34490a2bb321ad1a5f882a2ccab7c"
            },
            {
              "fixed": "ddf6a17d8e3d0dbb841c13c10d7c1340a138a80d"
            },
            {
              "fixed": "6a342db7a6502bc6781579145e05d4d4731786ab"
            },
            {
              "fixed": "808f2767d4217a5b96f674288573b9b89d432eed"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "5.12.0"
            },
            {
              "fixed": "5.15.221"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.188"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.157"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.110"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.52"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.2.6"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/90xxx/CVE-2026-90378.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt792x: Fix memory leak in SDIO TX path\n\nWhen tx_prepare_skb() returns an error in the SDIO TX path, the\nskb is not freed, leading to a memory leak. This can occur when\nzero-length frames (such as WNM NULL frames) are dropped to prevent\npotential hardware TX hangs.\n\nFix this by properly releasing the skb with ieee80211_tx_status_ext()\nwhen tx_prepare_skb() fails.",
  "id": "CVE-2026-90378",
  "modified": "2026-09-19T03:30:39.001668897Z",
  "published": "2026-09-17T16:09:16.655Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/6a342db7a6502bc6781579145e05d4d4731786ab"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/6a8000c76dc34490a2bb321ad1a5f882a2ccab7c"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/808f2767d4217a5b96f674288573b9b89d432eed"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9ef1351209d42b7d96604f2a13d7ea8215a24e07"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/b64d196280aff8494ba6fb387e37b18479c99b83"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/c2c7f16f2c62f79f7c381e500afa7123580742a5"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ddf6a17d8e3d0dbb841c13c10d7c1340a138a80d"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/90xxx/CVE-2026-90378.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-90378"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "wifi: mt76: mt792x: Fix memory leak in SDIO TX path"
}