github - ghsa-h53v-ff66-979g

ghsa-h53v-ff66-979g

Vulnerability from github

Published

2025-03-18 21:31

Modified

2025-03-18 21:31

Severity ?

5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

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

media: staging: media: zoran: calculate the right buffer number for zoran_reap_stat_com

On the case tmp_dcim=1, the index of buffer is miscalculated. This generate a NULL pointer dereference later.

So let's fix the calcul and add a check to prevent this to reappear.

Show details on source website

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{
  "affected": [],
  "aliases": [
    "CVE-2021-47645"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-476"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-02-26T06:37:06Z",
    "severity": "MODERATE"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: staging: media: zoran: calculate the right buffer number for zoran_reap_stat_com\n\nOn the case tmp_dcim=1, the index of buffer is miscalculated.\nThis generate a NULL pointer dereference later.\n\nSo let\u0027s fix the calcul and add a check to prevent this to reappear.",
  "id": "GHSA-h53v-ff66-979g",
  "modified": "2025-03-18T21:31:58Z",
  "published": "2025-03-18T21:31:58Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-47645"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/20811bbe685ca3eddd34b0c750860427d7030910"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/20db2ed1e2f9fcd417fa67853e5154f0c2537d6c"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7e76f3ed7ab2ae026c6ef9cc23096a7554af8c52"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/bafec1a6ba4b187a7fcdcfce0faebdc623d4ef8e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e3b86f4e558cea9eed71d894df2f19b10d60a207"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2021-47645 (GCVE-0-2021-47645)

Vulnerability from cvelistv5

Published

2025-02-26 01:54

Modified

2025-05-04 07:15

Severity ?

Summary

In the Linux kernel, the following vulnerability has been resolved: media: staging: media: zoran: calculate the right buffer number for zoran_reap_stat_com On the case tmp_dcim=1, the index of buffer is miscalculated. This generate a NULL pointer dereference later. So let's fix the calcul and add a check to prevent this to reappear.

References

▼	URL	Tags
	https://git.kernel.org/stable/c/bafec1a6ba4b187a7fcdcfce0faebdc623d4ef8e
	https://git.kernel.org/stable/c/7e76f3ed7ab2ae026c6ef9cc23096a7554af8c52
	https://git.kernel.org/stable/c/20db2ed1e2f9fcd417fa67853e5154f0c2537d6c
	https://git.kernel.org/stable/c/20811bbe685ca3eddd34b0c750860427d7030910
	https://git.kernel.org/stable/c/e3b86f4e558cea9eed71d894df2f19b10d60a207

Impacted products

Vendor

Product

Version

▼

Linux

Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2

Linux

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/staging/media/zoran/zoran_device.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "bafec1a6ba4b187a7fcdcfce0faebdc623d4ef8e",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "7e76f3ed7ab2ae026c6ef9cc23096a7554af8c52",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "20db2ed1e2f9fcd417fa67853e5154f0c2537d6c",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "20811bbe685ca3eddd34b0c750860427d7030910",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "e3b86f4e558cea9eed71d894df2f19b10d60a207",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/staging/media/zoran/zoran_device.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.110",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.33",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.16.*",
              "status": "unaffected",
              "version": "5.16.19",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.17.*",
              "status": "unaffected",
              "version": "5.17.2",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "5.18",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.10.110",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.33",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.16.19",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.17.2",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.18",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: staging: media: zoran: calculate the right buffer number for zoran_reap_stat_com\n\nOn the case tmp_dcim=1, the index of buffer is miscalculated.\nThis generate a NULL pointer dereference later.\n\nSo let\u0027s fix the calcul and add a check to prevent this to reappear."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-05-04T07:15:25.567Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/bafec1a6ba4b187a7fcdcfce0faebdc623d4ef8e"
        },
        {
          "url": "https://git.kernel.org/stable/c/7e76f3ed7ab2ae026c6ef9cc23096a7554af8c52"
        },
        {
          "url": "https://git.kernel.org/stable/c/20db2ed1e2f9fcd417fa67853e5154f0c2537d6c"
        },
        {
          "url": "https://git.kernel.org/stable/c/20811bbe685ca3eddd34b0c750860427d7030910"
        },
        {
          "url": "https://git.kernel.org/stable/c/e3b86f4e558cea9eed71d894df2f19b10d60a207"
        }
      ],
      "title": "media: staging: media: zoran: calculate the right buffer number for zoran_reap_stat_com",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2021-47645",
    "datePublished": "2025-02-26T01:54:14.651Z",
    "dateReserved": "2025-02-26T01:48:21.519Z",
    "dateUpdated": "2025-05-04T07:15:25.567Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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