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CVE-2026-63893 thunderbolt: property: Reject u32 wrap in tb_property_entry_valid()

🗓️ 19 Jul 2026 14:55:04Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 60 Views

CVE-2026-63893: Thunderbolt property rejects u32 wrap to prevent memory reads.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
astralinux
AstraLinux
Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15
15 Oct 202615:53
–astralinux
bdu_fstec
BDU FSTEC
Linux Thunderbolt Format Data Access
9 Sep 202600:00
–bdu_fstec
circl
Circl
CVE-2026-63893
1 Oct 202618:00
–circl
cve
CVE
CVE-2026-63893
19 Jul 202614:55
–cve
debiancve
Debian CVE
CVE-2026-63893
19 Jul 202614:55
–debiancve
oraclelinux
Oracle linux
Unbreakable Enterprise kernel security update
4 Sep 202600:00
–oraclelinux
nessus
Tenable Nessus
EulerOS 2.0 SP13 : kernel (EulerOS-SA-2026-4057)
12 Oct 202600:00
–nessus
nessus
Tenable Nessus
EulerOS 2.0 SP13 : kernel (EulerOS-SA-2026-4148)
12 Oct 202600:00
–nessus
nessus
Tenable Nessus
EulerOS 2.0 SP11 : kernel (EulerOS-SA-2026-4241)
12 Oct 202600:00
–nessus
nessus
Tenable Nessus
EulerOS 2.0 SP11 : kernel (EulerOS-SA-2026-4332)
12 Oct 202600:00
–nessus
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/thunderbolt/property.c"
    ],
    "versions": [
      {
        "version": "cdae7c07e3e3509eaabc18c1640a55dc5b99c179",
        "lessThan": "6a63623621639acbb39bc2d9fb09559681716695",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cdae7c07e3e3509eaabc18c1640a55dc5b99c179",
        "lessThan": "e8a0b0a93a6ef958e70b1dd4930beb6dc0026b36",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cdae7c07e3e3509eaabc18c1640a55dc5b99c179",
        "lessThan": "9fee50c4e1e42f6d3cbe30df584f9f648f626071",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cdae7c07e3e3509eaabc18c1640a55dc5b99c179",
        "lessThan": "8d4a758b407ab3de3be86d1ceadfa35d717d30c7",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cdae7c07e3e3509eaabc18c1640a55dc5b99c179",
        "lessThan": "5c06a3043ad944f087bb2ae0aae28d820bb9f460",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cdae7c07e3e3509eaabc18c1640a55dc5b99c179",
        "lessThan": "31b98e503ecca8077e5247253dd5425ab84bc96d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cdae7c07e3e3509eaabc18c1640a55dc5b99c179",
        "lessThan": "a47784aee77f33f786dc5d7375db821bdae68792",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cdae7c07e3e3509eaabc18c1640a55dc5b99c179",
        "lessThan": "01deda0152066c6c955f0619114ea6afa070aaec",
        "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/thunderbolt/property.c"
    ],
    "versions": [
      {
        "version": "4.15",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.15",
        "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": "6.12.93",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.35",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.12",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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