fkie_nvd - fkie_cve-2022-50526

FKIE_CVE-2022-50526

Vulnerability from fkie_nvd - Published: 2025-10-07 16:15 - Updated: 2025-10-08 19:38

Severity ?

Summary

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dp: fix memory corruption with too many bridges Add the missing sanity check on the bridge counter to avoid corrupting data beyond the fixed-sized bridge array in case there are ever more than eight bridges. Patchwork: https://patchwork.freedesktop.org/patch/502664/

References

	URL	Tags
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/74466e46e7543c7f74f1502181e9ba93f7521374
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/b312fcab461bd9484c61409007a6fe059f9c2074

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/msm/dp: fix memory corruption with too many bridges\n\nAdd the missing sanity check on the bridge counter to avoid corrupting\ndata beyond the fixed-sized bridge array in case there are ever more\nthan eight bridges.\n\nPatchwork: https://patchwork.freedesktop.org/patch/502664/"
    }
  ],
  "id": "CVE-2022-50526",
  "lastModified": "2025-10-08T19:38:32.610",
  "metrics": {},
  "published": "2025-10-07T16:15:36.533",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/74466e46e7543c7f74f1502181e9ba93f7521374"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/b312fcab461bd9484c61409007a6fe059f9c2074"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Awaiting Analysis"
}

CVE-2022-50526 (GCVE-0-2022-50526)

Vulnerability from cvelistv5 – Published: 2025-10-07 15:19 – Updated: 2025-10-07 15:19

Summary

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/b312fcab461bd9484…
	https://git.kernel.org/stable/c/74466e46e7543c7f7…

Impacted products

Vendor

Product

Version

Linux

Affected: 8a3b4c17f863cde8e8743edd8faffe916c49b960 , < b312fcab461bd9484c61409007a6fe059f9c2074 (git)
Affected: 8a3b4c17f863cde8e8743edd8faffe916c49b960 , < 74466e46e7543c7f74f1502181e9ba93f7521374 (git)

Linux

Affected: 5.17
Unaffected: 0 , < 5.17 (semver)
Unaffected: 6.0.7 , ≤ 6.0.* (semver)
Unaffected: 6.1 , ≤ * (original_commit_for_fix)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/msm/dp/dp_display.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "b312fcab461bd9484c61409007a6fe059f9c2074",
              "status": "affected",
              "version": "8a3b4c17f863cde8e8743edd8faffe916c49b960",
              "versionType": "git"
            },
            {
              "lessThan": "74466e46e7543c7f74f1502181e9ba93f7521374",
              "status": "affected",
              "version": "8a3b4c17f863cde8e8743edd8faffe916c49b960",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/msm/dp/dp_display.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.17"
            },
            {
              "lessThan": "5.17",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.0.*",
              "status": "unaffected",
              "version": "6.0.7",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.0.7",
                  "versionStartIncluding": "5.17",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1",
                  "versionStartIncluding": "5.17",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/msm/dp: fix memory corruption with too many bridges\n\nAdd the missing sanity check on the bridge counter to avoid corrupting\ndata beyond the fixed-sized bridge array in case there are ever more\nthan eight bridges.\n\nPatchwork: https://patchwork.freedesktop.org/patch/502664/"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-10-07T15:19:18.586Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/b312fcab461bd9484c61409007a6fe059f9c2074"
        },
        {
          "url": "https://git.kernel.org/stable/c/74466e46e7543c7f74f1502181e9ba93f7521374"
        }
      ],
      "title": "drm/msm/dp: fix memory corruption with too many bridges",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-50526",
    "datePublished": "2025-10-07T15:19:18.586Z",
    "dateReserved": "2025-10-07T15:15:38.664Z",
    "dateUpdated": "2025-10-07T15:19:18.586Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

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.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
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.

Action not permitted

FKIE_CVE-2022-50526

CVE-2022-50526 (GCVE-0-2022-50526)

Tags

Sightings

Nomenclature