{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "a1606a9596e54da90ad6209071b357a4c1b0fa82"
            },
            {
              "fixed": "3429275684f4bad42876955301f3c5c814aae909"
            },
            {
              "fixed": "573a1104bd36e49c067a9dc62e7c476d5ee7e92a"
            },
            {
              "fixed": "45a45184b9c0b0b26ead06e370cda2073616a7cc"
            },
            {
              "fixed": "fa297e919d1680c38ab268ff952b1698dac987f6"
            },
            {
              "fixed": "d749a9a0ee4014681487e7ae549901aa8c176637"
            },
            {
              "fixed": "332884f5eb79dd60a7162b079d09d39208567a31"
            },
            {
              "fixed": "e441d5c23ec644c8d27593db3b8928e8933512a9"
            },
            {
              "fixed": "2fc87d37be1b730a149b035f9375fdb8cc5333a5"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "2.6.34"
            },
            {
              "fixed": "5.10.259"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.11.0"
            },
            {
              "fixed": "5.15.209"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.175"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.140"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.86"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.27"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.0.4"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46006.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/nouveau: fix u32 overflow in pushbuf reloc bounds check\n\nnouveau_gem_pushbuf_reloc_apply() validates each relocation with\n\n    if (r-\u003ereloc_bo_offset + 4 \u003e nvbo-\u003ebo.base.size)\n\nbut reloc_bo_offset is __u32 (uapi/drm/nouveau_drm.h) and the integer\nliteral 4 promotes to unsigned int, so the addition is performed in 32\nbits and wraps before the comparison against the size_t bo size.\n\nCast to u64 so the addition happens in 64-bit arithmetic.\n\n[ Add Fixes: tag. - Danilo ]",
  "id": "CVE-2026-46006",
  "modified": "2026-08-06T03:30:59.934362338Z",
  "published": "2026-05-27T12:56:05.273Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2fc87d37be1b730a149b035f9375fdb8cc5333a5"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/332884f5eb79dd60a7162b079d09d39208567a31"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3429275684f4bad42876955301f3c5c814aae909"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/45a45184b9c0b0b26ead06e370cda2073616a7cc"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/573a1104bd36e49c067a9dc62e7c476d5ee7e92a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d749a9a0ee4014681487e7ae549901aa8c176637"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e441d5c23ec644c8d27593db3b8928e8933512a9"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/fa297e919d1680c38ab268ff952b1698dac987f6"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46006.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-46006"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.8.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "drm/nouveau: fix u32 overflow in pushbuf reloc bounds check"
}