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CVE-2025-21976 fbdev: hyperv_fb: Allow graceful removal of framebuffer

🗓️ 01 Apr 2025 15:47:07Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 13 Views

Resolved CVE-2025-21976 allows graceful framebuffer removal in Linux Hyper-V driver.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/video/fbdev/hyperv_fb.c"
    ],
    "versions": [
      {
        "version": "68a2d20b79b105f02dcbc52c211d7e62f98996b7",
        "lessThan": "4545e2aa121aea304d33903099c03e29ed4fe50a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "68a2d20b79b105f02dcbc52c211d7e62f98996b7",
        "lessThan": "a7b583dc99c6cf4a96877017be1d08247e1ef2c7",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "68a2d20b79b105f02dcbc52c211d7e62f98996b7",
        "lessThan": "ea2f45ab0e53b255f72c85ccd99e2b394fc5fceb",
        "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/video/fbdev/hyperv_fb.c"
    ],
    "versions": [
      {
        "version": "3.10",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "3.10",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.20",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.13.8",
        "lessThanOrEqual": "6.13.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.14",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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