CVE-2026-68272 drm/amdgpu: validate CP_GFX_SHADOW chunk size in CS pass1

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c"
    ],
    "versions": [
      {
        "version": "ac9287055ff16a092416c76a19006764e4c6a978",
        "lessThan": "3f190956404da55560056ce20606010e18bc059c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ac9287055ff16a092416c76a19006764e4c6a978",
        "lessThan": "2aa9ea2bd5146d237c8cc16d8737d878b0298a94",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ac9287055ff16a092416c76a19006764e4c6a978",
        "lessThan": "315d2e5741a81b0be763e80413a2677e22b7e596",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ac9287055ff16a092416c76a19006764e4c6a978",
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        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ac9287055ff16a092416c76a19006764e4c6a978",
        "lessThan": "84c4c36acd5c4b2558b5069f869a165b2c655c84",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c"
    ],
    "versions": [
      {
        "version": "6.5",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.5",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.148",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.101",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.42",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.6",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]