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CVE-2026-93821

🗓️ 24 Sep 2026 16:02:59Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 8 Views

Linux kernel PCI altera root bus removal race leads to use-after-free or system crashes.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
cvelist
Cvelist
CVE-2026-93821 PCI: altera: Protect root bus removal with rescan lock
24 Sep 202616:02
–cvelist
debiancve
Debian CVE
CVE-2026-93821
24 Sep 202616:02
–debiancve
euvd
EUVD
EUVD-2026-86209
24 Sep 202616:02
–euvd
nvd
NVD
CVE-2026-93821
24 Sep 202617:17
–nvd
osv
OSV
DEBIAN-CVE-2026-93821
24 Sep 202617:17
–osv
osv
OSV
UBUNTU-CVE-2026-93821
24 Sep 202600:00
–osv
ubuntucve
UbuntuCve
CVE-2026-93821
24 Sep 202600:00
–ubuntucve
Vulners
CNA
Node
OR
linuxlinux_kernelRange5.3–6.12.111
linuxlinux_kernelRange6.13.0–6.18.53
linuxlinux_kernelRange6.19.0–7.2
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/pci/controller/pcie-altera.c"
    ],
    "versions": [
      {
        "version": "ec15c4d0d5d2e431169fbdf6c6bcf0c8ff71ef22",
        "lessThan": "c0cd65906e5f7e293ef2568c9524cc0a918333c3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ec15c4d0d5d2e431169fbdf6c6bcf0c8ff71ef22",
        "lessThan": "7cbb8f2750d91e64caff89e164ac8280bb80bedc",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ec15c4d0d5d2e431169fbdf6c6bcf0c8ff71ef22",
        "lessThan": "a8759c8ac48c0419f5899e95a6ffc611b07c965b",
        "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/pci/controller/pcie-altera.c"
    ],
    "versions": [
      {
        "version": "5.3",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.3",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.111",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.53",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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25 Sep 2026 13:17Current
6.2Medium risk
Vulners AI Score6.2
EPSS0.00166
8