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CVE-2026-93200 i3c: master: Fix use-after-free of master->this

🗓️ 17 Sep 2026 16:12:21Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 64 Views

Use-after-free of master->this in Linux kernel i3c master via sysfs attribute callbacks.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/i3c/master.c"
    ],
    "versions": [
      {
        "version": "3a379bbcea0af6280e1ca0d1edfcf4e68cde6ee0",
        "lessThan": "a9b9cae0bd887ef0d438887f20b0a417491e45f0",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3a379bbcea0af6280e1ca0d1edfcf4e68cde6ee0",
        "lessThan": "94af669037d129914828a851d8b2a79b4537b73f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3a379bbcea0af6280e1ca0d1edfcf4e68cde6ee0",
        "lessThan": "e766605a0490723df7b61e6abd0c392889732dd7",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3a379bbcea0af6280e1ca0d1edfcf4e68cde6ee0",
        "lessThan": "027679d613ea73b8a00831369ec34eea804ce1bd",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3a379bbcea0af6280e1ca0d1edfcf4e68cde6ee0",
        "lessThan": "23a1c4288a60e253a05a882bd8928ed61beb4a48",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3a379bbcea0af6280e1ca0d1edfcf4e68cde6ee0",
        "lessThan": "4f3145db05fede36b35f8249b8acde5bd5d54864",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3a379bbcea0af6280e1ca0d1edfcf4e68cde6ee0",
        "lessThan": "50034d8d0f797c3a7a599f750a7d3e792e80dea5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3a379bbcea0af6280e1ca0d1edfcf4e68cde6ee0",
        "lessThan": "feb0ed76601f3c2f91f08688c5a7d8b9d382f720",
        "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/i3c/master.c"
    ],
    "versions": [
      {
        "version": "5.0",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.0",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.273",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.224",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.191",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.160",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.112",
        "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",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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30 Oct 2026 12:36Current
EPSS0.00157
64