{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "eba57fb5498f2858768321e64570caea188455b8"
            },
            {
              "fixed": "898bd0ccfed71651b881660c5d20ad73b5203174"
            },
            {
              "fixed": "73524e9f96a278b521f257a78a845c49eb522bc1"
            },
            {
              "fixed": "8348567a6afb24e2c9cafe8a321162d0eebe1411"
            },
            {
              "fixed": "c0fffc874c264292e769f26194a2a5e66ce31810"
            },
            {
              "fixed": "3f26bb732cc136ab20176697c92f32c9c84cb125"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "6.5.0"
            },
            {
              "fixed": "6.6.143"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.94"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.36"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.0.13"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53190.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/virtio: fix dma_fence refcount leak on error in virtio_gpu_dma_fence_wait()\n\ndma_fence_unwrap_for_each() internally calls dma_fence_unwrap_first()\nwhich does cursor-\u003echain = dma_fence_get(head), taking an extra\nreference. On normal loop completion, dma_fence_unwrap_next()\nreleases this via dma_fence_chain_walk() -\u003e dma_fence_put().\n\nWhen virtio_gpu_do_fence_wait() fails and the function returns early\nfrom inside the loop, the cursor-\u003echain reference is never released.\nThis is the only caller in the entire kernel that does an early return\ninside dma_fence_unwrap_for_each.\n\nAdd dma_fence_put(itr.chain) before the early return.",
  "id": "CVE-2026-53190",
  "modified": "2026-07-15T01:48:53.642792242Z",
  "published": "2026-06-25T08:39:02.366Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3f26bb732cc136ab20176697c92f32c9c84cb125"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/73524e9f96a278b521f257a78a845c49eb522bc1"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/8348567a6afb24e2c9cafe8a321162d0eebe1411"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/898bd0ccfed71651b881660c5d20ad73b5203174"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/c0fffc874c264292e769f26194a2a5e66ce31810"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53190.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-53190"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.8.0",
  "summary": "drm/virtio: fix dma_fence refcount leak on error in virtio_gpu_dma_fence_wait()"
}