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EUVD-2026-59503

🗓️ 15 Aug 2026 05:58:41Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 2 Views

vhost_get_avail_idx incorrectly reports full ring instead of new entries, causing host livelock in Linux kernel.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-74356
15 Aug 202605:58
attackerkb
cve
CVE
CVE-2026-74356
15 Aug 202600:00
cve
cvelist
Cvelist
CVE-2026-74356 vhost: fix vhost_get_avail_idx for a non empty ring
15 Aug 202605:58
cvelist
debiancve
Debian CVE
CVE-2026-74356
15 Aug 202600:00
debiancve
nvd
NVD
CVE-2026-74356
15 Aug 202606:22
nvd
ptsecurity
Positive Technologies
PT-2026-72792
15 Aug 202600:00
ptsecurity
[
  {
    "enisaIdVendor": [
      {
        "id": "bda39e66-11c5-35db-8d25-43d1ad7bb9e7",
        "vendor": {
          "name": "Linux"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "05508204-fe28-3ef1-8198-4236f8ce0bb3",
        "product": {
          "name": "Linux",
          "vendor": {
            "name": "Linux"
          }
        },
        "product_version": "patch: 0"
      },
      {
        "id": "1b208629-15e3-3970-90f1-3534178c19b7",
        "product": {
          "name": "Linux",
          "vendor": {
            "name": "Linux"
          }
        },
        "product_version": "5.18"
      },
      {
        "id": "1ff23664-e3b6-38ad-a95d-954032b39bb1",
        "product": {
          "name": "Linux",
          "vendor": {
            "name": "Linux"
          }
        },
        "product_version": "patch: 7.1.5"
      },
      {
        "id": "48677393-2b9e-31fc-a633-cb6cf45dbded",
        "product": {
          "name": "Linux",
          "vendor": {
            "name": "Linux"
          }
        },
        "product_version": "patch: 6.18.40"
      },
      {
        "id": "7ab21886-58f2-3482-9ca1-7f08f22c6d2b",
        "product": {
          "name": "Linux",
          "vendor": {
            "name": "Linux"
          }
        },
        "product_version": "d3bb267bbdcba199568f1325743d9d501dea0560 <09861858a68342f851f71c669ac0f69865c32151"
      },
      {
        "id": "8934bcd1-469e-3f78-a42f-2b5e6d877498",
        "product": {
          "name": "Linux",
          "vendor": {
            "name": "Linux"
          }
        },
        "product_version": "patch: 6.12.97"
      },
      {
        "id": "8b297b3b-5f56-3782-8f40-00c4b266d5e7",
        "product": {
          "name": "Linux",
          "vendor": {
            "name": "Linux"
          }
        },
        "product_version": "d3bb267bbdcba199568f1325743d9d501dea0560 <a9326b652bc7acd748d7a1143573845c7924d847"
      },
      {
        "id": "9f3dbed6-9d76-32d4-8244-120aabb9bad3",
        "product": {
          "name": "Linux",
          "vendor": {
            "name": "Linux"
          }
        },
        "product_version": "patch: 7.2-rc1"
      },
      {
        "id": "caf761fe-af01-3176-9ef2-fbc826811d0c",
        "product": {
          "name": "Linux",
          "vendor": {
            "name": "Linux"
          }
        },
        "product_version": "d3bb267bbdcba199568f1325743d9d501dea0560 <e115471008111f894c6528d9ab2ce7d0ce306f35"
      },
      {
        "id": "fdfa3a8c-c3c3-3338-bcf7-141af1ddfb08",
        "product": {
          "name": "Linux",
          "vendor": {
            "name": "Linux"
          }
        },
        "product_version": "d3bb267bbdcba199568f1325743d9d501dea0560 <7f229d27bf27c7e589eca690d8612763a7a4801f"
      }
    ]
  }
]

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15 Aug 2026 05:58Current
5.5Medium risk
Vulners AI Score5.5
2