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EUVD-2026-66587

🗓️ 26 Aug 2026 14:37:02Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 3 Views

Use-after-free in Linux kernel af_unix when GC frees dead SCC but scc_entry still referenced by other SCCs.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-80521
26 Aug 202614:37
cve
cvelist
Cvelist
CVE-2026-80521 af_unix: Unlink scc_entry in unix_del_edge().
26 Aug 202614:37
cvelist
debiancve
Debian CVE
CVE-2026-80521
26 Aug 202614:37
debiancve
nvd
NVD
CVE-2026-80521
26 Aug 202615:17
nvd
osv
OSV
DEBIAN-CVE-2026-80521
26 Aug 202620:47
osv
ptsecurity
Positive Technologies
PT-2026-82137
26 Aug 202600:00
ptsecurity
[
  {
    "enisaIdVendor": [
      {
        "id": "d0af29ca-485d-3fab-824b-da0ad9fb1145",
        "vendor": {
          "name": "Linux"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "1b445b56-cba3-3790-bf11-c7805084764e",
        "product": {
          "name": "Linux",
          "vendor": {
            "name": "Linux"
          }
        },
        "product_version": "patch: 7.1.10"
      },
      {
        "id": "1d2982be-90df-3be4-82f9-8eaa032dabd6",
        "product": {
          "name": "Linux",
          "vendor": {
            "name": "Linux"
          }
        },
        "product_version": "4090fa373f0e763c43610853d2774b5979915959 <594d905195024b228c962627ae5ae7c17bd582a4"
      },
      {
        "id": "65909109-e691-3271-9546-41b4fbf24784",
        "product": {
          "name": "Linux",
          "vendor": {
            "name": "Linux"
          }
        },
        "product_version": "patch: 7.2"
      },
      {
        "id": "71d67e41-90fe-3f6f-bb11-7bdb5f8ddf13",
        "product": {
          "name": "Linux",
          "vendor": {
            "name": "Linux"
          }
        },
        "product_version": "de7921631ff323369aa63a4324695ab54ea4047e"
      },
      {
        "id": "76539d84-9b0d-398d-bd1d-a9daccd3673a",
        "product": {
          "name": "Linux",
          "vendor": {
            "name": "Linux"
          }
        },
        "product_version": "4090fa373f0e763c43610853d2774b5979915959 <e3702470ced94fad74d71e2232f022d2eb752a6d"
      },
      {
        "id": "80de2454-a999-3430-b897-f02ccb7a57ee",
        "product": {
          "name": "Linux",
          "vendor": {
            "name": "Linux"
          }
        },
        "product_version": "5dfd283f4651d04dbb70ceb9ae5c4a30eda3c52a"
      },
      {
        "id": "972d0806-f85e-3068-9d95-0266f7cc57f3",
        "product": {
          "name": "Linux",
          "vendor": {
            "name": "Linux"
          }
        },
        "product_version": "6.10"
      },
      {
        "id": "9a038bdb-7b11-3568-9964-68a4643093b8",
        "product": {
          "name": "Linux",
          "vendor": {
            "name": "Linux"
          }
        },
        "product_version": "6.6.93 <6.7"
      },
      {
        "id": "d219fa61-f12a-329a-ba0e-c27a22d15c73",
        "product": {
          "name": "Linux",
          "vendor": {
            "name": "Linux"
          }
        },
        "product_version": "6.1.141 <6.2"
      },
      {
        "id": "ebf09f82-0461-3832-ad4c-284056ae7dea",
        "product": {
          "name": "Linux",
          "vendor": {
            "name": "Linux"
          }
        },
        "product_version": "patch: 0"
      }
    ]
  }
]

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26 Aug 2026 14:37Current
5.4Medium risk
Vulners AI Score5.4
3