Use-of-uninitialized-value in pcapint_filter_with_aux_data

{
  "id": "d5fcff0ba7ef7e216e4b7432a9fd06a3c78be624bf6170ff36640bc0022ee832",
  "url": "https://osv.dev/vulnerability/OSV-2024-395",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Use-of-uninitialized-value in pcapint_filter_with_aux_data",
    "summary": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=66124 ``` Crash type: Use-of-uninitialized-value Crash state: pcapint_filter_with_aux_data pcapint_filter pcap_offline_filter ```",
    "evidence": "osv:OSV-2024-395",
    "products": [
      {
        "name": {
          "value": "libpcap",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "libpcap-1.10.2",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "libpcap-1.10.3",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "libpcap-1.10.4",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "libpcap-1.10.5",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "libpcap-1.10.6",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "libpcap-1.10.7",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "libpcap-1.11.0",
            "evidence": "/affected/0/versions"
          }
        ]
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "OSV-2024-395",
      "aliases": [
        "OSV-2024-395"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/the-tcpdump-group/libpcap.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "2757ddca53c330c2ba7315e993029b090e8dcb85"
                },
                {
                  "introduced": "34e569b46777133e3adbff4355c5ebf5540d33f5"
                }
              ]
            }
          ],
          "package": {
            "name": "libpcap",
            "purl": "pkg:generic/libpcap",
            "ecosystem": "OSS-Fuzz"
          },
          "versions": [
            "libpcap-1.10.2",
            "libpcap-1.10.3",
            "libpcap-1.10.4",
            "libpcap-1.10.5",
            "libpcap-1.10.6",
            "libpcap-1.10.7",
            "libpcap-1.11.0"
          ],
          "database_specific": {
            "source": "https://github.com/google/oss-fuzz-vulns/blob/main/vulns/libpcap/OSV-2024-395.yaml",
            "introduced_range": "1a0912467fca23404cdde032a4ad0e9fbae52632:f322828f9e38972aa5c101e3edeb0c576f5e8a51"
          },
          "ecosystem_specific": {
            "severity": "MEDIUM"
          }
        }
      ],
      "modified": "2026-10-19T15:03:15.282687Z",
      "provider": "osv",
      "references": [
        "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=66124"
      ]
    },
    "related_cves": [],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 375257,
  "published_at": "2024-05-01T00:04:54.392345+00:00"
}