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CVE-2026-98613 bpf: Bound ownership depth through local kptrs and graph roots

🗓️ 18 Oct 2026 15:19:33Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 4 Views

Kernel stack exhaustion in Linux kernel bpf via deep local kptr and graph root chains.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-98613
18 Oct 202615:19
–cve
debiancve
Debian CVE
CVE-2026-98613
18 Oct 202615:19
–debiancve
euvd
EUVD
EUVD-2026-103658
18 Oct 202615:19
–euvd
nvd
NVD
CVE-2026-98613
18 Oct 202616:17
–nvd
ptsecurity
Positive Technologies
PT-2026-116832
18 Oct 202600:00
–ptsecurity
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "kernel/bpf/btf.c",
      "tools/testing/selftests/bpf/prog_tests/linked_list.c"
    ],
    "versions": [
      {
        "version": "b0966c724584a5a9fd7fb529de19807c31f27a45",
        "lessThan": "92aa0502c781d72bb9685245c3280efb3766a110",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b0966c724584a5a9fd7fb529de19807c31f27a45",
        "lessThan": "9c11e543fec32e92b3aa3f693339ca3ee79ea9dd",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b0966c724584a5a9fd7fb529de19807c31f27a45",
        "lessThan": "4105870a4b8afe852aeb24a6dd58e1836cc4ce58",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b0966c724584a5a9fd7fb529de19807c31f27a45",
        "lessThan": "bfc888f04588f591851e95c974954cfca58e6c19",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "kernel/bpf/btf.c",
      "tools/testing/selftests/bpf/prog_tests/linked_list.c"
    ],
    "versions": [
      {
        "version": "6.12",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.12",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.112",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.55",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.9",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc5",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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