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CVE-2026-90399 wifi: ath12k: fix stride mismatch in mac_phy_caps_parse()

🗓️ 17 Sep 2026 16:09:30Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 52 Views

Out-of-bounds write in Linux ath12k mac_phy_caps_parse() when firmware sends short TLVs.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/wireless/ath/ath12k/wmi.c"
    ],
    "versions": [
      {
        "version": "d889913205cf7ebda905b1e62c5867ed4e39f6c2",
        "lessThan": "d3355e0fdbbf531ca8b82a6a3feb80a1b7306a8b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d889913205cf7ebda905b1e62c5867ed4e39f6c2",
        "lessThan": "b9a5d12cbdeb860306f8d47c92caee0ea6ee0e0a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d889913205cf7ebda905b1e62c5867ed4e39f6c2",
        "lessThan": "26f8f87f0a556e7984366c64cebc16d49e15d22f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d889913205cf7ebda905b1e62c5867ed4e39f6c2",
        "lessThan": "4c6eb712a91fa079be6f9f1419c96e0ad2227081",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/wireless/ath/ath12k/wmi.c"
    ],
    "versions": [
      {
        "version": "6.3",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.3",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.110",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.52",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.6",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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18 Sep 2026 17:55Current
CVSS 3.18.4
EPSS0.00185
52