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Fencer Intel
medium 5.0

CVE-2015-1546 json

Double free vulnerability in the get_vrFilter function in servers/slapd/filter.c in OpenLDAP 2.4.40 allows remote attackers to cause a deni…

published 2015-02-12 11 y ago modified 2026-06-17 4 mo ago also EUVD-2015-1680

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.4%
EPSS 3.4% chance of exploitation in 30 days, percentile 88%
public exploits
0
none known

Summary

Double free vulnerability in the get_vrFilter function in servers/slapd/filter.c in OpenLDAP 2.4.40 allows remote attackers to cause a denial of service (crash) via a crafted search query with a matched values control.

Patch / fix

  • openldap Debian 14, Debian 13, Debian 12 2.4.40-4

debian advisories DEBIAN-CVE-2015-1546

  • openldap2 SLES for SAP 12, SLES 12, SLE Software Development Kit 12 +1 more 2.4.39-16.1
  • openldap2-client SLES for SAP 12, SLES 12, SLED 12 +1 more 2.4.39-16.1

suse advisories SUSE-SU-2015:1077-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2015-1546 updated cvss 5.0

openldap: slapd crash in valueReturnFilter cleanup

  • Red Hat JBoss Enterprise Application Platform 5 openldap Red Hat JBoss Enterprise Application Platform 6 openldap
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux 5 openldap Red Hat Enterprise Linux 6 openldap, compat-openldap, openldap-clients, openldap-servers, openldap-servers-sql Red Hat Enterprise Linux 7 openldap, openldap-clients, openldap-servers, openldap-servers-sql
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

3.41% chance of exploitation in the next 30 days, higher than 88% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.