CVE-2026-80705 (GCVE-0-2026-80705)

Vulnerability from cvelistv5 – Published: 2026-08-28 06:53 – Updated: 2026-08-28 06:53
VLAI
Title
drm/amd/display: check if dml21_add_phantom_plane() is successful
Summary
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: check if dml21_add_phantom_plane() is successful Verify that the phantom plane was allocated to avoid a later segfault. (cherry picked from commit 5adb54abe5a8e82cbff7f8806db30a5f4924329f)
Severity
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version CPE status
Linux Linux Affected: 70839da6360500a82e4d5f78499284474cbed7c1 , < 062cfd6c678f6647c8841f684d6dadab08d95512 (git)
Affected: 70839da6360500a82e4d5f78499284474cbed7c1 , < 000acb4ce7fb9feba3072ce468ad681f6585cd5d (git)
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Linux Linux Affected: 6.11
Unaffected: 0 , < 6.11 (semver)
Unaffected: 7.1.8 , ≤ 7.1.* (semver)
Unaffected: 7.2 , ≤ * (original_commit_for_fix)
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{
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            "drivers/gpu/drm/amd/display/dc/dml2_0/dml21/dml21_utils.c"
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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: check if dml21_add_phantom_plane() is successful\n\nVerify that the phantom plane was allocated to avoid a later\nsegfault.\n\n(cherry picked from commit 5adb54abe5a8e82cbff7f8806db30a5f4924329f)"
        }
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      "providerMetadata": {
        "dateUpdated": "2026-08-28T06:53:07.045Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
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        {
          "url": "https://git.kernel.org/stable/c/000acb4ce7fb9feba3072ce468ad681f6585cd5d"
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  "cveMetadata": {
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    "assignerShortName": "Linux",
    "cveId": "CVE-2026-80705",
    "datePublished": "2026-08-28T06:53:07.045Z",
    "dateReserved": "2026-08-26T14:34:25.787Z",
    "dateUpdated": "2026-08-28T06:53:07.045Z",
    "state": "PUBLISHED"
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  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.