Vulnerability-Lookup

GHSA-V524-RC9G-RQ8G

Vulnerability from github – Published: 2026-05-27 15:33 – Updated: 2026-05-27 15:33

Details

In the Linux kernel, the following vulnerability has been resolved:

remoteproc: xlnx: Only access buffer information if IPI is buffered

In the receive callback check if message is NULL to prevent possibility of crash by NULL pointer dereferencing.

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{
  "affected": [],
  "aliases": [
    "CVE-2026-46016"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-05-27T14:17:20Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nremoteproc: xlnx: Only access buffer information if IPI is buffered\n\nIn the receive callback check if message is NULL to prevent\npossibility of crash by NULL pointer dereferencing.",
  "id": "GHSA-v524-rc9g-rq8g",
  "modified": "2026-05-27T15:33:21Z",
  "published": "2026-05-27T15:33:20Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-46016"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/06d0bed2552fd0dae27d374d4492a2b672e24eed"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/38dd6ccfdfbbe865569a52fe1ba9fa1478f672e6"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5d1451cb2cf6f3d9884d76035a1460aa9bb4b053"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7ddbf21116770b7011f2bb0a6056b7604b24c497"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/8242579859a78c801bb626e9aa4823aca93e28e7"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2026-46016 (GCVE-0-2026-46016)

Vulnerability from cvelistv5 – Published: 2026-05-27 12:56 – Updated: 2026-05-27 12:56

Title

remoteproc: xlnx: Only access buffer information if IPI is buffered

Summary

In the Linux kernel, the following vulnerability has been resolved: remoteproc: xlnx: Only access buffer information if IPI is buffered In the receive callback check if message is NULL to prevent possibility of crash by NULL pointer dereferencing.

Severity

No CVSS data available.

Assigner

Linux

References

5 references

URL	Tags
https://git.kernel.org/stable/c/5d1451cb2cf6f3d98…
https://git.kernel.org/stable/c/7ddbf21116770b701…
https://git.kernel.org/stable/c/06d0bed2552fd0dae…
https://git.kernel.org/stable/c/8242579859a78c801…
https://git.kernel.org/stable/c/38dd6ccfdfbbe8655…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: 5dfb28c257b7c515624ba6b163410ceada451bf2 , < 5d1451cb2cf6f3d9884d76035a1460aa9bb4b053 (git) Affected: 5dfb28c257b7c515624ba6b163410ceada451bf2 , < 7ddbf21116770b7011f2bb0a6056b7604b24c497 (git) Affected: 5dfb28c257b7c515624ba6b163410ceada451bf2 , < 06d0bed2552fd0dae27d374d4492a2b672e24eed (git) Affected: 5dfb28c257b7c515624ba6b163410ceada451bf2 , < 8242579859a78c801bb626e9aa4823aca93e28e7 (git) Affected: 5dfb28c257b7c515624ba6b163410ceada451bf2 , < 38dd6ccfdfbbe865569a52fe1ba9fa1478f672e6 (git)
Linux	Linux	Affected: 6.4 Unaffected: 0 , < 6.4 (semver) Unaffected: 6.6.140 , ≤ 6.6.* (semver) Unaffected: 6.12.86 , ≤ 6.12.* (semver) Unaffected: 6.18.27 , ≤ 6.18.* (semver) Unaffected: 7.0.4 , ≤ 7.0.* (semver) Unaffected: 7.1-rc1 , ≤ * (original_commit_for_fix)

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JSON

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/remoteproc/xlnx_r5_remoteproc.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "5d1451cb2cf6f3d9884d76035a1460aa9bb4b053",
              "status": "affected",
              "version": "5dfb28c257b7c515624ba6b163410ceada451bf2",
              "versionType": "git"
            },
            {
              "lessThan": "7ddbf21116770b7011f2bb0a6056b7604b24c497",
              "status": "affected",
              "version": "5dfb28c257b7c515624ba6b163410ceada451bf2",
              "versionType": "git"
            },
            {
              "lessThan": "06d0bed2552fd0dae27d374d4492a2b672e24eed",
              "status": "affected",
              "version": "5dfb28c257b7c515624ba6b163410ceada451bf2",
              "versionType": "git"
            },
            {
              "lessThan": "8242579859a78c801bb626e9aa4823aca93e28e7",
              "status": "affected",
              "version": "5dfb28c257b7c515624ba6b163410ceada451bf2",
              "versionType": "git"
            },
            {
              "lessThan": "38dd6ccfdfbbe865569a52fe1ba9fa1478f672e6",
              "status": "affected",
              "version": "5dfb28c257b7c515624ba6b163410ceada451bf2",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/remoteproc/xlnx_r5_remoteproc.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.4"
            },
            {
              "lessThan": "6.4",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.140",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.86",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.27",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.0.*",
              "status": "unaffected",
              "version": "7.0.4",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.1-rc1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.6.140",
                  "versionStartIncluding": "6.4",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                  "versionStartIncluding": "6.4",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                },
                {
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                }
              ],
              "negate": false,
              "operator": "OR"
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      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nremoteproc: xlnx: Only access buffer information if IPI is buffered\n\nIn the receive callback check if message is NULL to prevent\npossibility of crash by NULL pointer dereferencing."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-27T12:56:17.970Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/5d1451cb2cf6f3d9884d76035a1460aa9bb4b053"
        },
        {
          "url": "https://git.kernel.org/stable/c/7ddbf21116770b7011f2bb0a6056b7604b24c497"
        },
        {
          "url": "https://git.kernel.org/stable/c/06d0bed2552fd0dae27d374d4492a2b672e24eed"
        },
        {
          "url": "https://git.kernel.org/stable/c/8242579859a78c801bb626e9aa4823aca93e28e7"
        },
        {
          "url": "https://git.kernel.org/stable/c/38dd6ccfdfbbe865569a52fe1ba9fa1478f672e6"
        }
      ],
      "title": "remoteproc: xlnx: Only access buffer information if IPI is buffered",
      "x_generator": {
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      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-46016",
    "datePublished": "2026-05-27T12:56:17.970Z",
    "dateReserved": "2026-05-13T15:03:33.092Z",
    "dateUpdated": "2026-05-27T12:56:17.970Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date	Other

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

GHSA-V524-RC9G-RQ8G

CVE-2026-46016 (GCVE-0-2026-46016)

Tags

Sightings

Nomenclature