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nscd: Stack-based buffer overflow in netgroup cache

Type: advisorySources: OSV

nscd: Stack-based buffer overflow in netgroup cache If the Name Service Cache Daemon's (nscd) fixed size cache is exhausted by client requests then a subsequent client request for netgroup data may result in a stack-based buffer overflow. This flaw was introduced in glibc 2.15 when the cache was added to nscd. This vulnerability is only present in the nscd binary.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2024-33599
Confirmed fixed CVEs
Not specified
Updated in this feed
7 Nov 2026, 00:45 UTC · Revision 1

Source evidence

nscd: Stack-based buffer overflow in netgroup cache

core-osv · Original source

Published 6 May 2024, 19:21 UTC

nscd: Stack-based buffer overflow in netgroup cache If the Name Service Cache Daemon's (nscd) fixed size cache is exhausted by client requests then a subsequent client request for netgroup data may result in a stack-based buffer overflow. This flaw was introduced in glibc 2.15 when the cache was added to nscd. This vulnerability is only present in the nscd binary.

osv:CVE-2024-33599
Complete source record
{
  "id": "548b2402193deb39edf50d9e60bd0abceaab3f38021a966a75a941838aa21f33",
  "url": "https://osv.dev/vulnerability/CVE-2024-33599",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "nscd: Stack-based buffer overflow in netgroup cache",
    "summary": "nscd: Stack-based buffer overflow in netgroup cache If the Name Service Cache Daemon's (nscd) fixed size cache is exhausted by client requests then a subsequent client request for netgroup data may result in a stack-based buffer overflow. This flaw was introduced in glibc 2.15 when the cache was added to nscd. This vulnerability is only present in the nscd binary.",
    "evidence": "osv:CVE-2024-33599",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2024-33599",
      "aliases": [
        "CVE-2024-33599"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/bminor/glibc",
              "type": "GIT",
              "events": [
                {
                  "introduced": "c0da14cdda1fa552262ce3624156194eef43e973"
                },
                {
                  "fixed": "3d1aed874918c466a4477af1da35983ab036690e"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.15"
                      },
                      {
                        "fixed": "2.40"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            },
            {
              "repo": "https://sourceware.org/git/glibc.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "c0da14cdda1fa552262ce3624156194eef43e973"
                },
                {
                  "fixed": "3d1aed874918c466a4477af1da35983ab036690e"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "2.15"
                      },
                      {
                        "fixed": "2.40"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandardRange"
                  },
                  {
                    "cpe": "cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.15"
                      },
                      {
                        "fixed": "2.40"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "glibc-2.39.9000",
            "glibc-2.39",
            "glibc-2.38",
            "glibc-2.38.9000",
            "glibc-2.37",
            "glibc-2.37.9000",
            "glibc-2.36",
            "glibc-2.36.9000",
            "glibc-2.35",
            "glibc-2.35.9000",
            "glibc-2.34",
            "glibc-2.34.9000",
            "glibc-2.33",
            "glibc-2.33.9000",
            "glibc-2.32",
            "glibc-2.32.9000",
            "glibc-2.31",
            "glibc-2.31.9000",
            "changelog-ends-here",
            "glibc-2.30",
            "glibc-2.30.9000",
            "glibc-2.29",
            "glibc-2.29.9000",
            "glibc-2.28",
            "glibc-2.28.9000",
            "glibc-2.27",
            "glibc-2.27.9000",
            "glibc-2.26",
            "glibc-2.26.9000",
            "glibc-2.25",
            "glibc-2.25.90",
            "glibc-2.24",
            "glibc-2.24.90",
            "glibc-2.23",
            "glibc-2.23.90",
            "glibc-2.22",
            "glibc-2.22.90",
            "glibc-2.21",
            "glibc-2.21.90",
            "glibc-2.20",
            "glibc-2.20.90",
            "glibc-2.19",
            "glibc-2.19.90",
            "glibc-2.18",
            "glibc-2.18.90",
            "glibc-2.17",
            "glibc-2.17.90",
            "glibc-2.16.0",
            "glibc-2.16.90",
            "glibc-2.16-ports-merge",
            "glibc-2.16",
            "glibc-2.16-tps",
            "glibc-2.15"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-33599.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:48.413759149Z",
      "provider": "osv",
      "references": [
        "https://cert-portal.siemens.com/productcert/html/ssa-082556.html",
        "https://lists.debian.org/debian-lts-announce/2024/06/msg00026.html",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/33xxx/CVE-2024-33599.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2024-33599",
        "https://security.netapp.com/advisory/ntap-20240524-0011/",
        "https://sourceware.org/git/?p=glibc.git;a=blob;f=advisories/GLIBC-SA-2024-0005"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-121"
        ],
        "cna_assigner": "glibc",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/33xxx/CVE-2024-33599.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2024-33599",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 516719,
  "published_at": "2024-05-06T19:21:54.314+00:00"
}