media: dvb-core: add missing buffer index check

{
  "id": "aed2dc0febf00b8465e42270bca51bf8044d58bf5891aa09dfb2bfb210c25e2f",
  "url": "https://osv.dev/vulnerability/CVE-2024-50291",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "media: dvb-core: add missing buffer index check",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: media: dvb-core: add missing buffer index check dvb_vb2_expbuf() didn't check if the given buffer index was for a valid buffer. Add this check.",
    "evidence": "osv:CVE-2024-50291",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "6.11.8",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "CVE-2024-50291",
      "aliases": [
        "CVE-2024-50291"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "7dc866df40127dceac9ba83ae16c0c11e7d1666f"
                },
                {
                  "fixed": "721c37af0355cc0b540909c57fd7930dc99c72d8"
                },
                {
                  "fixed": "fa88dc7db176c79b50adb132a56120a1d4d9d18b"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-50291.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.8.0"
                },
                {
                  "fixed": "6.11.8"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-50291.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:38.740527318Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/721c37af0355cc0b540909c57fd7930dc99c72d8",
        "https://git.kernel.org/stable/c/fa88dc7db176c79b50adb132a56120a1d4d9d18b",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/50xxx/CVE-2024-50291.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2024-50291",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/50xxx/CVE-2024-50291.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2024-50291",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 505962,
  "published_at": "2024-11-19T01:30:36.685+00:00"
}