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CVE-2026-21381 Buffer Over-read in WLAN Firmware

🗓️ 06 Apr 2026 15:33:55Reported by qualcommType 
cvelist
 cvelist
🔗 www.cve.org👁 25 Views

CVE-2026-21381: WLAN firmware buffer overread causes transient denial of service from oversized service data frames during device matching.

Related
Affected
Refs
[
  {
    "defaultStatus": "unaffected",
    "platforms": [
      "Snapdragon Auto",
      "Snapdragon CCW",
      "Snapdragon Compute",
      "Snapdragon Consumer Electronics Connectivity",
      "Snapdragon Consumer IOT",
      "Snapdragon Industrial IOT",
      "Snapdragon MC",
      "Snapdragon Mobile",
      "Snapdragon WBC"
    ],
    "product": "Snapdragon",
    "vendor": "Qualcomm, Inc.",
    "versions": [
      {
        "status": "affected",
        "version": "AR8035"
      },
      {
        "status": "affected",
        "version": "Cologne"
      },
      {
        "status": "affected",
        "version": "FastConnect 6200"
      },
      {
        "status": "affected",
        "version": "FastConnect 6700"
      },
      {
        "status": "affected",
        "version": "FastConnect 6900"
      },
      {
        "status": "affected",
        "version": "FastConnect 7800"
      },
      {
        "status": "affected",
        "version": "FWA Gen 3 Ultra Platform"
      },
      {
        "status": "affected",
        "version": "G2 Gen 1"
      },
      {
        "status": "affected",
        "version": "Milos"
      },
      {
        "status": "affected",
        "version": "Netrani"
      },
      {
        "status": "affected",
        "version": "Orne"
      },
      {
        "status": "affected",
        "version": "Palawan25"
      },
      {
        "status": "affected",
        "version": "Pandeiro"
      },
      {
        "status": "affected",
        "version": "QCA6391"
      },
      {
        "status": "affected",
        "version": "QCA6698AU"
      },
      {
        "status": "affected",
        "version": "QCA6777AQ"
      },
      {
        "status": "affected",
        "version": "QCA6787AQ"
      },
      {
        "status": "affected",
        "version": "QCA6797AQ"
      },
      {
        "status": "affected",
        "version": "QCA8081"
      },
      {
        "status": "affected",
        "version": "QCA8337"
      },
      {
        "status": "affected",
        "version": "QCC2073"
      },
      {
        "status": "affected",
        "version": "QCC2076"
      },
      {
        "status": "affected",
        "version": "QCC710"
      },
      {
        "status": "affected",
        "version": "QCN6224"
      },
      {
        "status": "affected",
        "version": "QCN6274"
      },
      {
        "status": "affected",
        "version": "QCN9011"
      },
      {
        "status": "affected",
        "version": "QCN9012"
      },
      {
        "status": "affected",
        "version": "QCS8550"
      },
      {
        "status": "affected",
        "version": "QFW7114"
      },
      {
        "status": "affected",
        "version": "QFW7124"
      },
      {
        "status": "affected",
        "version": "QLN1083BD"
      },
      {
        "status": "affected",
        "version": "QLN1086BD"
      },
      {
        "status": "affected",
        "version": "QMP1000"
      },
      {
        "status": "affected",
        "version": "QPA1083BD"
      },
      {
        "status": "affected",
        "version": "QPA1086BD"
      },
      {
        "status": "affected",
        "version": "QXM1083"
      },
      {
        "status": "affected",
        "version": "QXM1086"
      },
      {
        "status": "affected",
        "version": "QXM1093"
      },
      {
        "status": "affected",
        "version": "QXM1094"
      },
      {
        "status": "affected",
        "version": "QXM1095"
      },
      {
        "status": "affected",
        "version": "QXM1096"
      },
      {
        "status": "affected",
        "version": "SAR1165P"
      },
      {
        "status": "affected",
        "version": "SAR2130P"
      },
      {
        "status": "affected",
        "version": "SC8380XP"
      },
      {
        "status": "affected",
        "version": "SM6650P"
      },
      {
        "status": "affected",
        "version": "SM7435"
      },
      {
        "status": "affected",
        "version": "SM7635P"
      },
      {
        "status": "affected",
        "version": "SM7675"
      },
      {
        "status": "affected",
        "version": "SM7675P"
      },
      {
        "status": "affected",
        "version": "SM8635"
      },
      {
        "status": "affected",
        "version": "SM8635P"
      },
      {
        "status": "affected",
        "version": "SM8650Q"
      },
      {
        "status": "affected",
        "version": "SM8750P"
      },
      {
        "status": "affected",
        "version": "Snapdragon 6 Gen 1 Mobile Platform"
      },
      {
        "status": "affected",
        "version": "Snapdragon 6 Gen 3 Mobile Platform"
      },
      {
        "status": "affected",
        "version": "Snapdragon 6 Gen 4 Mobile Platform"
      },
      {
        "status": "affected",
        "version": "Snapdragon 7s Gen 3 Mobile Platform"
      },
      {
        "status": "affected",
        "version": "Snapdragon 8 Elite"
      },
      {
        "status": "affected",
        "version": "Snapdragon 8 Elite Gen 5"
      },
      {
        "status": "affected",
        "version": "Snapdragon 8 Gen 3 Mobile Platform"
      },
      {
        "status": "affected",
        "version": "Snapdragon AR1 Gen 1 Platform"
      },
      {
        "status": "affected",
        "version": "Snapdragon AR1+ Gen 1 Platform"
      },
      {
        "status": "affected",
        "version": "Snapdragon X72 5G Modem-RF System"
      },
      {
        "status": "affected",
        "version": "Snapdragon X75 5G Modem-RF System"
      },
      {
        "status": "affected",
        "version": "SXR2230P"
      },
      {
        "status": "affected",
        "version": "SXR2250P"
      },
      {
        "status": "affected",
        "version": "SXR2330P"
      },
      {
        "status": "affected",
        "version": "SXR2350P"
      },
      {
        "status": "affected",
        "version": "WCD9340"
      },
      {
        "status": "affected",
        "version": "WCD9370"
      },
      {
        "status": "affected",
        "version": "WCD9375"
      },
      {
        "status": "affected",
        "version": "WCD9378"
      },
      {
        "status": "affected",
        "version": "WCD9378C"
      },
      {
        "status": "affected",
        "version": "WCD9380"
      },
      {
        "status": "affected",
        "version": "WCD9385"
      },
      {
        "status": "affected",
        "version": "WCD9390"
      },
      {
        "status": "affected",
        "version": "WCD9395"
      },
      {
        "status": "affected",
        "version": "WCN3988"
      },
      {
        "status": "affected",
        "version": "WCN6450"
      },
      {
        "status": "affected",
        "version": "WCN6650"
      },
      {
        "status": "affected",
        "version": "WCN6755"
      },
      {
        "status": "affected",
        "version": "WCN7860"
      },
      {
        "status": "affected",
        "version": "WCN7861"
      },
      {
        "status": "affected",
        "version": "WCN7880"
      },
      {
        "status": "affected",
        "version": "WCN7881"
      },
      {
        "status": "affected",
        "version": "WSA8810"
      },
      {
        "status": "affected",
        "version": "WSA8815"
      },
      {
        "status": "affected",
        "version": "WSA8830"
      },
      {
        "status": "affected",
        "version": "WSA8832"
      },
      {
        "status": "affected",
        "version": "WSA8835"
      },
      {
        "status": "affected",
        "version": "WSA8840"
      },
      {
        "status": "affected",
        "version": "WSA8845"
      },
      {
        "status": "affected",
        "version": "WSA8845H"
      },
      {
        "status": "affected",
        "version": "X2000077"
      },
      {
        "status": "affected",
        "version": "X2000086"
      },
      {
        "status": "affected",
        "version": "X2000090"
      },
      {
        "status": "affected",
        "version": "X2000092"
      },
      {
        "status": "affected",
        "version": "X2000094"
      },
      {
        "status": "affected",
        "version": "XG101002"
      },
      {
        "status": "affected",
        "version": "XG101032"
      },
      {
        "status": "affected",
        "version": "XG101039"
      },
      {
        "status": "affected",
        "version": "XRV7209"
      },
      {
        "status": "affected",
        "version": "XRV9209"
      }
    ]
  }
]

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