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CVE-2026-98687 thunderbolt: Reject oversized XDomain properties responses

🗓️ 18 Oct 2026 15:45:58Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 29 Views

Heap out-of-bounds read in Linux kernel thunderbolt driver via oversized XDomain properties.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-98687
18 Oct 202615:45
–cve
debiancve
Debian CVE
CVE-2026-98687
18 Oct 202615:45
–debiancve
euvd
EUVD
EUVD-2026-103941
18 Oct 202615:45
–euvd
nvd
NVD
CVE-2026-98687
18 Oct 202616:17
–nvd
osv_azl
osv_azl
AZL-108953 CVE-2026-98687 affecting package kernel 6.6.157.1-1
18 Oct 202616:17
–osv_azl
osv_debian
osv_debian
DEBIAN-CVE-2026-98687
18 Oct 202617:47
–osv_debian
osv_ubuntu
osv_ubuntu
UBUNTU-CVE-2026-98687
19 Oct 202600:00
–osv_ubuntu
ptsecurity
Positive Technologies
PT-2026-116906
18 Oct 202600:00
–ptsecurity
ubuntucve
UbuntuCve
CVE-2026-98687
19 Oct 202600:00
–ubuntucve
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-98687
18 Oct 202600:00
–nessus
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/thunderbolt/xdomain.c"
    ],
    "versions": [
      {
        "version": "d1ff70241a275133e1a0258b7c23588b122276c8",
        "lessThan": "a766a86ff48acee76aeb8e2575771040749e509d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d1ff70241a275133e1a0258b7c23588b122276c8",
        "lessThan": "2f97f929dad9eb3e1f63b721d2dd49bf9bc68efa",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d1ff70241a275133e1a0258b7c23588b122276c8",
        "lessThan": "737a1d2e9642d5f718bd29aa4a98b9eef3832f0a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d1ff70241a275133e1a0258b7c23588b122276c8",
        "lessThan": "80756e263846ab694984e749e8c626897331438f",
        "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/xdomain.c"
    ],
    "versions": [
      {
        "version": "4.15",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.15",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.113",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.56",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.10",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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