CVE-2023-53258 (GCVE-0-2023-53258)
Vulnerability from cvelistv5
Published
2025-09-15 14:46
Modified
2025-09-16 08:02
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix possible underflow for displays with large vblank [Why] Underflow observed when using a display with a large vblank region and low refresh rate [How] Simplify calculation of vblank_nom Increase value for VBlankNomDefaultUS to 800us
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/1a4bcdbea4319efeb26cc4b05be859a7867e02dc
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/64bc8e10c87adf60b2d32aacf3afb288e51d5a62
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d5741133e6e2f304b40ca1da0e16f62af06f4d22
Impacted products
Vendor Product Version
Linux Linux Version: 4c3861f587400db00801810eb8034c7b480e21dd
Version: 4c3861f587400db00801810eb8034c7b480e21dd
Version: 4c3861f587400db00801810eb8034c7b480e21dd
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   Linux Linux Version: 6.0
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{
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        {
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          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/amd/display/dc/dml/dcn314/dcn314_fpu.c"
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      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Fix possible underflow for displays with large vblank\n\n[Why]\nUnderflow observed when using a display with a large vblank region\nand low refresh rate\n\n[How]\nSimplify calculation of vblank_nom\n\nIncrease value for VBlankNomDefaultUS to 800us"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-09-16T08:02:27.741Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
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    "datePublished": "2025-09-15T14:46:29.867Z",
    "dateReserved": "2025-09-15T14:19:21.850Z",
    "dateUpdated": "2025-09-16T08:02:27.741Z",
    "state": "PUBLISHED"
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  }
}


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