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CVE-2026-93154

🗓️ 17 Sep 2026 16:11:50Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 8 Views

Linux kernel RDMA/irdma missing refcount on user ring MRs allows userspace deregistration.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
cvelist
Cvelist
CVE-2026-93154 RDMA/irdma: Add refcounting to user ring MRs
17 Sep 202616:11
cvelist
debiancve
Debian CVE
CVE-2026-93154
17 Sep 202616:11
debiancve
euvd
EUVD
EUVD-2026-82262
17 Sep 202616:11
euvd
nvd
NVD
CVE-2026-93154
17 Sep 202617:18
nvd
osv
OSV
AZL-102752 CVE-2026-93154 affecting package kernel 6.6.150.1-1
17 Sep 202617:18
osv
osv
OSV
DEBIAN-CVE-2026-93154
17 Sep 202617:18
osv
osv
OSV
UBUNTU-CVE-2026-93154
18 Sep 202600:00
osv
ubuntucve
UbuntuCve
CVE-2026-93154
18 Sep 202600:00
ubuntucve
Vulners
CNA
Node
OR
linuxlinux_kernelRange5.146.18.52
linuxlinux_kernelRange6.19.07.2.6
linuxlinux_kernelRange7.3.07.3-rc1
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/infiniband/hw/irdma/utils.c",
      "drivers/infiniband/hw/irdma/verbs.c"
    ],
    "versions": [
      {
        "version": "b48c24c2d710cf34810c555dcef883a3d35a9c08",
        "lessThan": "07974c267f603a76aead348bca97deee95efdcc9",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b48c24c2d710cf34810c555dcef883a3d35a9c08",
        "lessThan": "a6c0e693a7c881bfa43ac74cbcad1f8e10f1382b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b48c24c2d710cf34810c555dcef883a3d35a9c08",
        "lessThan": "f67d8a08f60c9217df6d40da56422d2049f5e334",
        "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/infiniband/hw/irdma/utils.c",
      "drivers/infiniband/hw/irdma/verbs.c"
    ],
    "versions": [
      {
        "version": "5.14",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.14",
        "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-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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