osv-2024-847
Vulnerability from osv_ossfuzz
Published
2024-08-16 00:04
Modified
2025-02-01 14:27
Summary
Null-dereference READ in _libssh2_packet_add
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=69234

Crash type: Null-dereference READ
Crash state:
_libssh2_packet_add
fullpacket
_libssh2_transport_read
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "fixed_range": "784446b6c544575efa267f976c91fffdbe5199d6:b89858b83d68d7e29e0c5b0bb803f8a68271710c",
        "introduced_range": "c0f69548be902147ce014ffa40b8db3cf1d4b0b4:b7050d9e0a6e33642ce83b53ecd408bdee4cc521"
      },
      "ecosystem_specific": {
        "severity": null
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "libssh2",
        "purl": "pkg:generic/libssh2"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "d34d9258b8420b19ec3f97b4cc5bf7aa7d98e35a"
            },
            {
              "fixed": "b89858b83d68d7e29e0c5b0bb803f8a68271710c"
            }
          ],
          "repo": "https://github.com/libssh2/libssh2.git",
          "type": "GIT"
        }
      ],
      "versions": [
        "libssh2-1.11.1"
      ]
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=69234\n\n```\nCrash type: Null-dereference READ\nCrash state:\n_libssh2_packet_add\nfullpacket\n_libssh2_transport_read\n```\n",
  "id": "OSV-2024-847",
  "modified": "2025-02-01T14:27:03.602163Z",
  "published": "2024-08-16T00:04:07.189033Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=69234"
    }
  ],
  "schema_version": "1.6.0",
  "summary": "Null-dereference READ in _libssh2_packet_add"
}


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Detection rules are retrieved from Rulezet.