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CVE-2026-10667

🗓️ 12 Jul 2026 16:16:50Reported by zephyrType 
cve
 cve
🔗 web.nvd.nist.gov👁 41 Views🌐 WEB

CVE-2026-10667: Unprivileged userspace on SMP may cause use-after-free in dynamic object tracking.

Related
Detection
Affected
Refs
Paths
NVD
Node
zephyrprojectzephyrRange1.14.04.4.1
[
  {
    "vendor": "zephyrproject",
    "product": "zephyr",
    "collectionURL": "https://github.com/zephyrproject-rtos/zephyr",
    "packageName": "zephyr",
    "defaultStatus": "unaffected",
    "programFiles": [
      "kernel/userspace/userspace.c"
    ],
    "versions": [
      {
        "version": "1.14.0",
        "status": "affected",
        "lessThan": "4.5.0",
        "versionType": "semver"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
obj_listpathkernel/userspace/userspace.cUse-after-free/dangling list traversal in obj_list iteration due to mismatched locks during removal and freeing of nodes; unprivileged user threads can corrupt kernel object-tracking structures via system calls.CWE-416
lists_lockpathkernel/userspace/userspace.cUse-after-free/dangling list traversal in obj_list iteration due to mismatched locks during removal and freeing of nodes; unprivileged user threads can corrupt kernel object-tracking structures via system calls.CWE-416
objfree_lockpathkernel/userspace/userspace.cUse-after-free/dangling list traversal in obj_list iteration due to mismatched locks during removal and freeing of nodes; unprivileged user threads can corrupt kernel object-tracking structures via system calls.CWE-416
obj_lockpathkernel/userspace/userspace.cUse-after-free/dangling list traversal in obj_list iteration due to mismatched locks during removal and freeing of nodes; unprivileged user threads can corrupt kernel object-tracking structures via system calls.CWE-416
k_object_freepathkernel/userspace/userspace.cUse-after-free/dangling list traversal in obj_list iteration due to mismatched locks during removal and freeing of nodes; unprivileged user threads can corrupt kernel object-tracking structures via system calls.CWE-416
unref_checkpathkernel/userspace/userspace.cUse-after-free/dangling list traversal in obj_list iteration due to mismatched locks during removal and freeing of nodes; unprivileged user threads can corrupt kernel object-tracking structures via system calls.CWE-416
k_thread_perms_all_clearpathkernel/userspace/userspace.cUse-after-free/dangling list traversal in obj_list iteration due to mismatched locks during removal and freeing of nodes; unprivileged user threads can corrupt kernel object-tracking structures via system calls.CWE-416
k_thread_perms_inheritpathkernel/userspace/userspace.cUse-after-free/dangling list traversal in obj_list iteration due to mismatched locks during removal and freeing of nodes; unprivileged user threads can corrupt kernel object-tracking structures via system calls.CWE-416

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16 Jul 2026 20:19Current
6.1Medium risk
Vulners AI Score6.1
CVSS 3.17.8
EPSS0.00149
SSVC
41