ubuntu-cve-2015-1545
Vulnerability from osv_ubuntu
Published
2015-02-12 00:00
Modified
2026-04-22 07:37
Summary
Details

The deref_parseCtrl function in servers/slapd/overlays/deref.c in OpenLDAP 2.4.13 through 2.4.40 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via an empty attribute list in a deref control in a search request.

Severity
N/A (UNKNOWN)

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "ldap-utils",
            "binary_version": "2.4.31-1+nmu2ubuntu8.1"
          },
          {
            "binary_name": "libldap-2.4-2",
            "binary_version": "2.4.31-1+nmu2ubuntu8.1"
          },
          {
            "binary_name": "slapd",
            "binary_version": "2.4.31-1+nmu2ubuntu8.1"
          },
          {
            "binary_name": "slapd-smbk5pwd",
            "binary_version": "2.4.31-1+nmu2ubuntu8.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:14.04:LTS",
        "name": "openldap",
        "purl": "pkg:deb/ubuntu/openldap@2.4.31-1+nmu2ubuntu8.1?arch=source\u0026distro=trusty"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.4.31-1+nmu2ubuntu8.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.4.31-1+nmu2ubuntu3",
        "2.4.31-1+nmu2ubuntu4",
        "2.4.31-1+nmu2ubuntu5",
        "2.4.31-1+nmu2ubuntu8"
      ]
    }
  ],
  "aliases": [],
  "details": "The deref_parseCtrl function in servers/slapd/overlays/deref.c in OpenLDAP 2.4.13 through 2.4.40 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via an empty attribute list in a deref control in a search request.",
  "id": "UBUNTU-CVE-2015-1545",
  "modified": "2026-04-22T07:37:46Z",
  "published": "2015-02-12T00:00:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2015-1545"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-2622-1"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2015-1545"
    }
  ],
  "related": [
    "USN-2622-1"
  ],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "low",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2015-1545"
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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