{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "9b690ef3c70422cdcd0cf912db33f2c92ef4a53f"
            },
            {
              "fixed": "ba8bf1dcbb44773e7a0fd13b42925c644e0d5e76"
            },
            {
              "fixed": "5182e442e61397d446c36995b8f5676942d35b82"
            },
            {
              "fixed": "679f23f0a3606afcef1ffabd72222f00a54ad9e3"
            },
            {
              "fixed": "0676fecbb5242aa22c057e78326d6d6041db034c"
            },
            {
              "fixed": "9fa26b9eed6195bf840f39ac183b9a6237548755"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "4.15.0"
            },
            {
              "fixed": "6.6.148"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.101"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.42"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.1.6"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/68xxx/CVE-2026-68236.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: set new_stream to NULL after release\n\nIn dm_update_crtc_state(), the skip_modeset path releases new_stream\nvia dc_stream_release() but does not set the pointer to NULL.\n\nIf a later error (e.g., color management failure) triggers the fail\nlabel, the error path calls dc_stream_release() again on the same\ndangling pointer, causing a double release and potential use-after-free.\n\nFix this by setting new_stream to NULL after the initial release.\n\n(cherry picked from commit 99f3af19073b3ddbfd96e789124cce12c4277b28)",
  "id": "CVE-2026-68236",
  "modified": "2026-08-12T03:51:45.723393654Z",
  "published": "2026-08-10T12:01:01.114Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/0676fecbb5242aa22c057e78326d6d6041db034c"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5182e442e61397d446c36995b8f5676942d35b82"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/679f23f0a3606afcef1ffabd72222f00a54ad9e3"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9fa26b9eed6195bf840f39ac183b9a6237548755"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ba8bf1dcbb44773e7a0fd13b42925c644e0d5e76"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/68xxx/CVE-2026-68236.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-68236"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "drm/amd/display: set new_stream to NULL after release"
}