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CVE-2026-80896 mshv: Fix race in mshv_irqfd_deassign

🗓️ 04 Sep 2026 17:11:11Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 41 Views

Race in Linux kernel mshv mshv_irqfd_deassign allows double hlist_del on poisoned pointers.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-80896
4 Sep 202617:11
–cve
debiancve
Debian CVE
CVE-2026-80896
4 Sep 202617:11
–debiancve
euvd
EUVD
EUVD-2026-71646
4 Sep 202617:11
–euvd
nvd
NVD
CVE-2026-80896
4 Sep 202618:17
–nvd
osv_bell
osv_bell
BELL-CVE-2026-80896
8 Sep 202606:05
–osv_bell
osv_cve
osv_cve
CVE-2026-80896 mshv: Fix race in mshv_irqfd_deassign
4 Sep 202617:11
–osv_cve
osv_debian
osv_debian
DEBIAN-CVE-2026-80896
4 Sep 202618:17
–osv_debian
osv_ubuntu
osv_ubuntu
UBUNTU-CVE-2026-80896
4 Sep 202618:17
–osv_ubuntu
ptsecurity
Positive Technologies
PT-2026-86187
4 Sep 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-80896: Undefined Security Weakness
4 Sep 202600:00
–rapid7
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/hv/mshv_eventfd.c"
    ],
    "versions": [
      {
        "version": "621191d709b14882270dfd8ea5d7d6cdfebe2c35",
        "lessThan": "72a90ce4918b5a2d4820fe20677ba9af780d8826",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "621191d709b14882270dfd8ea5d7d6cdfebe2c35",
        "lessThan": "4529a41a675b96e0f876eef1cc93a31a57cb4d18",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "621191d709b14882270dfd8ea5d7d6cdfebe2c35",
        "lessThan": "0762262ac3e70f65b3bb843fe892f8bac1562d08",
        "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/hv/mshv_eventfd.c"
    ],
    "versions": [
      {
        "version": "6.15",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.15",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.44",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.8",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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04 Sep 2026 17:11Current
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