{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "255de897e7fb918a34845167c572b5bf8e1d9d79"
            },
            {
              "fixed": "78b95c571d021391153a5ac7981e9e4d5cc856a3"
            },
            {
              "fixed": "c6d9c8ac6521d3049ec90ac58bebd23ed03ac496"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.2.4"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/89xxx/CVE-2026-89727.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: arm64: GICv2: Don't WARN on out-of-range GICV_DIR INTID\n\nvgic_v2_deactivate() passes the INTID a guest wrote to GICV_DIR straight\nto vgic_get_vcpu_irq(), and treats a failed lookup as a \"can't happen\"\ncondition with WARN_ON_ONCE().\n\nThe guest can make it happen at will, though: for any INTID outside of\nthe implemented SGI, PPI and SPI ranges the lookup returns NULL, since\nGICv2 has no LPIs. A guest running with EOImode==1 writing such an INTID\nto GICV_DIR triggers the WARN, and panics hosts running with\npanic_on_warn.\n\nDrop the WARN and ignore failed lookups.",
  "id": "CVE-2026-89727",
  "modified": "2026-09-13T03:30:28.359079328Z",
  "published": "2026-09-11T19:46:38.291Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/78b95c571d021391153a5ac7981e9e4d5cc856a3"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/c6d9c8ac6521d3049ec90ac58bebd23ed03ac496"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/89xxx/CVE-2026-89727.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-89727"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "KVM: arm64: GICv2: Don't WARN on out-of-range GICV_DIR INTID"
}