CVE-2026-80867

🗓️ 04 Sep 2026 16:48:15Reported by LinuxType

Missing lockdown check in Linux kernel Alpha pci_mmap_resource enables DMA attacks.

Reporter	Title	Published	Views	Family All 18
Tenable Nessus	Amazon Linux 2023 : bpftool6.12, kernel6.12, kernel6.12-devel (ALAS2023-2026-2057)	18 Aug 202600:00	–	nessus
Tenable Nessus	Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2026-2058)	18 Aug 202600:00	–	nessus
Tenable Nessus	Amazon Linux 2023 : bpftool6.18, kernel6.18, kernel6.18-devel (ALAS2023-2026-2071)	31 Aug 202600:00	–	nessus
Tenable Nessus	Amazon Linux 2 : kernel (ALASKERNEL-5.10-2026-129)	18 Aug 202600:00	–	nessus
Tenable Nessus	Amazon Linux 2 : kernel (ALASKERNEL-5.15-2026-113)	25 Aug 202600:00	–	nessus
Tenable Nessus	Linux Distros Unpatched Vulnerability : CVE-2026-80867	7 Sep 202600:00	–	nessus
Cvelist	CVE-2026-80867 alpha/PCI: Add security_locked_down() check to pci_mmap_resource()	4 Sep 202616:48	–	cvelist
Debian CVE	CVE-2026-80867	4 Sep 202616:48	–	debiancve
EUVD	EUVD-2026-71497	4 Sep 202616:48	–	euvd
NVD	CVE-2026-80867	4 Sep 202617:16	–	nvd

Vulners

CNA

Node

linux linux_kernelRange5.4–5.10.261

linux linux_kernelRange5.11.0–5.15.212

linux linux_kernelRange5.16.0–6.1.178

linux linux_kernelRange6.2.0–6.6.145

linux linux_kernelRange6.7.0–6.12.97

linux linux_kernelRange6.13.0–6.18.40

linux linux_kernelRange6.19.0–7.1.5

linux linux_kernelRange7.2.0≥

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "arch/alpha/kernel/pci-sysfs.c"
    ],
    "versions": [
      {
        "version": "eb627e17727ebeede70697ae1798688b0d328b54",
        "lessThan": "6e368485a1ac19fbde0a8b6a332d4545ae72a8ac",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "eb627e17727ebeede70697ae1798688b0d328b54",
        "lessThan": "ed2cd1fee0ed16a1c2dff49175e65c641eb8ae2b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "eb627e17727ebeede70697ae1798688b0d328b54",
        "lessThan": "c3234efe21d4198945492cf7dba6859476f0f6ff",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "eb627e17727ebeede70697ae1798688b0d328b54",
        "lessThan": "4de5ff924c0a8ef8166c1a68af9087826e1e8d61",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "eb627e17727ebeede70697ae1798688b0d328b54",
        "lessThan": "85f966b1120874fe530edec50d28373ceb06ebcd",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "eb627e17727ebeede70697ae1798688b0d328b54",
        "lessThan": "94defb18ac792fd16407d5a52ad0d3f5055c4b43",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "eb627e17727ebeede70697ae1798688b0d328b54",
        "lessThan": "257b55dc3d18d7ef01f62a8ff7317871f7597e28",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "eb627e17727ebeede70697ae1798688b0d328b54",
        "lessThan": "78a228f0aa0e9eba31955950c8a40a9945e2c8bb",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "arch/alpha/kernel/pci-sysfs.c"
    ],
    "versions": [
      {
        "version": "5.4",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.4",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.261",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.212",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.178",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.145",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.97",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.40",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.5",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/94defb18ac792fd16407d5a52ad0d3f5055c4b43
git	www.git.kernel.org/stable/c/257b55dc3d18d7ef01f62a8ff7317871f7597e28
git	www.git.kernel.org/stable/c/6e368485a1ac19fbde0a8b6a332d4545ae72a8ac
git	www.git.kernel.org/stable/c/4de5ff924c0a8ef8166c1a68af9087826e1e8d61
git	www.git.kernel.org/stable/c/c3234efe21d4198945492cf7dba6859476f0f6ff
git	www.git.kernel.org/stable/c/85f966b1120874fe530edec50d28373ceb06ebcd
git	www.git.kernel.org/stable/c/ed2cd1fee0ed16a1c2dff49175e65c641eb8ae2b
git	www.git.kernel.org/stable/c/78a228f0aa0e9eba31955950c8a40a9945e2c8bb

04 Sep 2026 17:16Current

5.3Medium risk

Vulners AI Score5.3

EPSS0.0022