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CVE-2026-12364 Missing user-space pointer validation in logging syscall z_log_msg_static_create allows kernel memory disclosure and denial of service

🗓️ 14 Aug 2026 17:52:04Reported by zephyrType 
cvelist
 cvelist
🔗 www.cve.org👁 29 Views

Zephyr logging syscall verifier lacks pointer checks allowing kernel memory disclosure and DoS.

Related
Affected
Refs
[
  {
    "vendor": "zephyrproject",
    "product": "zephyr",
    "collectionURL": "https://github.com/zephyrproject-rtos/zephyr",
    "packageName": "zephyr",
    "defaultStatus": "unaffected",
    "programFiles": [
      "subsys/logging/log_msg.c"
    ],
    "versions": [
      {
        "version": "2.6.0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "4.4.2"
      }
    ]
  }
]

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