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CVE-2026-98507

🗓️ 18 Oct 2026 15:17:13Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 2 Views

Missing memory barrier in Linux kernel anon_vma init leads to UAF and hung tasks.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
cvelist
Cvelist
CVE-2026-98507 mm/rmap: fix missing barrier between anon_vma init and vma->anon_vma publish
18 Oct 202615:17
–cvelist
debiancve
Debian CVE
CVE-2026-98507
18 Oct 202615:17
–debiancve
euvd
EUVD
EUVD-2026-103747
18 Oct 202615:17
–euvd
nvd
NVD
CVE-2026-98507
18 Oct 202616:17
–nvd
ptsecurity
Positive Technologies
PT-2026-116726
18 Oct 202600:00
–ptsecurity
Vulners
CNA
Node
OR
linuxlinux_kernelRange2.6.36–6.12.112
linuxlinux_kernelRange6.13.0–6.18.55
linuxlinux_kernelRange6.19.0–7.2.9
linuxlinux_kernelRange7.3.0–7.3-rc5
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "mm/rmap.c",
      "mm/vma.c"
    ],
    "versions": [
      {
        "version": "5c341ee1dfc8fe69d66b1c8b19e463c6d7201ae1",
        "lessThan": "a500df43cde075f6ea4b8bae495d89f2c35b3e16",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5c341ee1dfc8fe69d66b1c8b19e463c6d7201ae1",
        "lessThan": "4cef512a955e4008ae4436a4fc97726976df1fdf",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5c341ee1dfc8fe69d66b1c8b19e463c6d7201ae1",
        "lessThan": "d348a715380bfcc6a611bdf722169d53fd01e735",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5c341ee1dfc8fe69d66b1c8b19e463c6d7201ae1",
        "lessThan": "b6ac0b3f6013c168f22cad97e79967accacb08e1",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "mm/rmap.c",
      "mm/vma.c"
    ],
    "versions": [
      {
        "version": "2.6.36",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.36",
        "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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18 Oct 2026 16:17Current
6.2Medium risk
Vulners AI Score6.2
2