CVE-2026-45958 (GCVE-0-2026-45958)

Vulnerability from cvelistv5 – Published: 2026-05-27 12:18 – Updated: 2026-05-27 12:18
VLAI
Title
drm/exynos: vidi: fix to avoid directly dereferencing user pointer
Summary
In the Linux kernel, the following vulnerability has been resolved: drm/exynos: vidi: fix to avoid directly dereferencing user pointer In vidi_connection_ioctl(), vidi->edid(user pointer) is directly dereferenced in the kernel. This allows arbitrary kernel memory access from the user space, so instead of directly accessing the user pointer in the kernel, we should modify it to copy edid to kernel memory using copy_from_user() and use it.
Severity
No CVSS data available.
Assigner
Impacted products
Vendor Product Version
Linux Linux Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 13537f7f6d28a87ee2e496e071b6ad9541905f23 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < c2914c0ca7557c6c5c845621cb6d6c9f26ab5a8c (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 7efb6a4e6b1b523e744d17e6249757ed97caae7c (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 2e147aa3169b83eaf044776f81d86235bf147de1 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 4c4193829109f38b2855de77981adc2e066286c7 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 4949e32387fe315b59ad5f422c9fc52836fbdd1e (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 235d702b771416b8a61e81bb09ba39282e4268fd (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < d4c98c077c7fb2dfdece7d605e694b5ea2665085 (git)
Affected: 0 , < 5.10.253 (semver)
Affected: 0 , < 5.15.203 (semver)
Affected: 0 , < 6.1.167 (semver)
Affected: 0 , < 6.6.130 (semver)
Affected: 0 , < 6.12.77 (semver)
Affected: 0 , < 6.18.14 (semver)
Affected: 0 , < 6.19.4 (semver)
Create a notification for this product.
Linux Linux Unaffected: 5.10.253 , ≤ 5.10.* (semver)
Unaffected: 5.15.203 , ≤ 5.15.* (semver)
Unaffected: 6.1.167 , ≤ 6.1.* (semver)
Unaffected: 6.6.130 , ≤ 6.6.* (semver)
Unaffected: 6.12.77 , ≤ 6.12.* (semver)
Unaffected: 6.18.14 , ≤ 6.18.* (semver)
Unaffected: 6.19.4 , ≤ 6.19.* (semver)
Unaffected: 7.0 , ≤ * (original_commit_for_fix)
Create a notification for this product.
Show details on NVD website

{
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          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/exynos/exynos_drm_vidi.c"
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              "version": "0",
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              "status": "affected",
              "version": "0",
              "versionType": "semver"
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              "status": "affected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThan": "6.12.77",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThan": "6.18.14",
              "status": "affected",
              "version": "0",
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            },
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              "version": "0",
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          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/exynos/exynos_drm_vidi.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
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              "status": "unaffected",
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            },
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              "status": "unaffected",
              "version": "5.15.203",
              "versionType": "semver"
            },
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              "status": "unaffected",
              "version": "6.1.167",
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              "status": "unaffected",
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              "status": "unaffected",
              "version": "6.12.77",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.14",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.19.*",
              "status": "unaffected",
              "version": "6.19.4",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.0",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
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              "negate": false,
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      "descriptions": [
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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/exynos: vidi: fix to avoid directly dereferencing user pointer\n\nIn vidi_connection_ioctl(), vidi-\u003eedid(user pointer) is directly\ndereferenced in the kernel.\n\nThis allows arbitrary kernel memory access from the user space, so instead\nof directly accessing the user pointer in the kernel, we should modify it\nto copy edid to kernel memory using copy_from_user() and use it."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-27T12:18:14.878Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
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        {
          "url": "https://git.kernel.org/stable/c/d4c98c077c7fb2dfdece7d605e694b5ea2665085"
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      "title": "drm/exynos: vidi: fix to avoid directly dereferencing user pointer",
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    "assignerShortName": "Linux",
    "cveId": "CVE-2026-45958",
    "datePublished": "2026-05-27T12:18:14.878Z",
    "dateReserved": "2026-05-13T15:03:33.088Z",
    "dateUpdated": "2026-05-27T12:18:14.878Z",
    "state": "PUBLISHED"
  },
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  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
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      "cve": "CVE-2026-45958",
      "date": "2026-05-29",
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      "percentile": "0.07393"
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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.

Sightings

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Nomenclature

  • 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.

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