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CVE-2026-53273

🗓️ 25 Jun 2026 08:39:57Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 33 Views

CVE-2026-53273: tee optee fixes use-after-free when client exits before the supplicant by serialising access with a mutex.

Related
Detection
Affected
Refs
NVD
Vulners
CNA
Node
OR
linuxlinux_kernelRange5.4.2915.5
linuxlinux_kernelRange5.10.2355.10.259
linuxlinux_kernelRange5.15.1795.15.210
linuxlinux_kernelRange6.1.1306.1.176
linuxlinux_kernelRange6.6.806.6.143
linuxlinux_kernelRange6.12.176.12.94
linuxlinux_kernelRange6.13.56.14
linuxlinux_kernelRange6.14.16.18.36
linuxlinux_kernelRange6.197.0.13
linuxlinux_kernelMatch6.14rc4
linuxlinux_kernelMatch6.14rc5
linuxlinux_kernelMatch6.14rc6
linuxlinux_kernelMatch6.14rc7
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/tee/optee/supp.c"
    ],
    "versions": [
      {
        "version": "0180cf0373f84fff61b16f8c062553a13dd7cfca",
        "lessThan": "416259cb5bffecaaae5f76539deb535a8c1b2c34",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c0a9a948159153be145f9471435695373904ee6d",
        "lessThan": "724d0caffd4204b46f78efe22f18f8338031c6e1",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ec18520f5edc20a00c34a8c9fdd6507c355e880f",
        "lessThan": "ae847ab29ded2d7cece4d5970f0edefa4137bf2f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d61cc1a435e6894bfb0dd3370c6f765d2d12825d",
        "lessThan": "9a0dc9279d0907b198f205a693aedf696b08145d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "fd9d2d6124c293e40797a080adf8a9c237efd8b8",
        "lessThan": "d366a01475f927402c96a3fe78bfc06b924fc87d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "70b0d6b0a199c5a3ee6c72f5e61681ed6f759612",
        "lessThan": "d5b57bb314d79e99bebb58a53588fa11dd4dbf69",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "70b0d6b0a199c5a3ee6c72f5e61681ed6f759612",
        "lessThan": "373152c94e57e9592b68c100e224fbd943cfd608",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "70b0d6b0a199c5a3ee6c72f5e61681ed6f759612",
        "lessThan": "387a926ee166814611acecb960207fe2f3c4fd3e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3eb4911364c764572e9db4ab900a57689a54e8ce",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "21234efe2a8474a6d2d01ea9573319de7858ce44",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5.10.235",
        "lessThan": "5.10.259",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "5.15.179",
        "lessThan": "5.15.210",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.1.130",
        "lessThan": "6.1.176",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.6.80",
        "lessThan": "6.6.143",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.12.17",
        "lessThan": "6.12.94",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "5.4.291",
        "lessThan": "5.5",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.13.5",
        "lessThan": "6.14",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/tee/optee/supp.c"
    ],
    "versions": [
      {
        "version": "6.14",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.14",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.259",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.210",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.176",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.143",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.94",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.36",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.13",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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08 Jul 2026 04:00Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.8
EPSS0.00126
33