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CVE-2026-93100 fs/resctrl: Prevent use-after-free in rdtgroup_kn_put()

🗓️ 17 Sep 2026 16:11:13Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 55 Views

Use-after-free in Linux kernel fs/resctrl rdtgroup_kn_put() from race with bulk teardown paths.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cnnvd
CNNVD
Linux Kernel Security Vulnerabilities
16 Sep 202616:00
–cnnvd
cve
CVE
CVE-2026-93100
17 Sep 202616:11
–cve
debiancve
Debian CVE
CVE-2026-93100
17 Sep 202616:11
–debiancve
euvd
EUVD
EUVD-2026-82208
17 Sep 202616:11
–euvd
mageia
Mageia
Updated kernel, drakx-installer-images, kmod-nvidia-current-wopengpu, kmod-xtables-addons & kmod-virtualbox packages fix Security Vulnerabilities
15 Oct 202605:34
–mageia
mageia
Mageia
Updated kernel-linus packages fix security vulnerabilities
25 Oct 202602:36
–mageia
nvd
NVD
CVE-2026-93100
17 Sep 202617:18
–nvd
osv_azl
osv_azl
AZL-102354 CVE-2026-93100 affecting package kernel 6.6.159.1-1
17 Sep 202617:18
–osv_azl
osv_bell
osv_bell
BELL-CVE-2026-93100
19 Sep 202606:06
–osv_bell
osv_clsa
osv_clsa
CLSA-2026-1792243434 kernel: Fix of 123 CVEs
17 Oct 202613:26
–osv_clsa
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/resctrl/rdtgroup.c"
    ],
    "versions": [
      {
        "version": "b8511ccc75c033f6d54188ea4df7bf1e85778740",
        "lessThan": "906b3044dbf7c38cc411f7cf457c811363161e3b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b8511ccc75c033f6d54188ea4df7bf1e85778740",
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      },
      {
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      },
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      },
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      },
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      },
      {
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        "status": "affected",
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      },
      {
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        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "40300f986e47dbc8f1d02e5080385f5cf9f85f70",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b5a4949897ebada8132d54c93208989482503103",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4.14.170",
        "lessThan": "4.15",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "4.19.102",
        "lessThan": "4.20",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "5.4.18",
        "lessThan": "5.5",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "5.5.2",
        "lessThan": "5.6",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/resctrl/rdtgroup.c"
    ],
    "versions": [
      {
        "version": "5.6",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.6",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.191",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.160",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.114",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.52",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.6",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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30 Oct 2026 12:35Current
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