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Debian Security Advisory DSA-4860-1                   security@debian.org
https://www.debian.org/security/                     Salvatore Bonaccorso
February 20, 2021                     https://www.debian.org/security/faq
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Package        : openldap
CVE ID         : CVE-2021-27212

A vulnerability in the Certificate List Exact Assertion validation was
discovered in OpenLDAP, a free implementation of the Lightweight
Directory Access Protocol. An unauthenticated remote attacker can take
advantage of this flaw to cause a denial of service (slapd daemon crash)
via specially crafted packets.

For the stable distribution (buster), this problem has been fixed in
version 2.4.47+dfsg-3+deb10u6.

We recommend that you upgrade your openldap packages.

For the detailed security status of openldap please refer to its
security tracker page at:
https://security-tracker.debian.org/tracker/source-package/openldap

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: debian-security-announce@lists.debian.org

Debian: DSA-4860-1: openldap security update

February 20, 2021
A vulnerability in the Certificate List Exact Assertion validation was discovered in OpenLDAP, a free implementation of the Lightweight Directory Access Protocol

Summary

For the stable distribution (buster), this problem has been fixed in
version 2.4.47+dfsg-3+deb10u6.

We recommend that you upgrade your openldap packages.

For the detailed security status of openldap please refer to its
security tracker page at:
https://security-tracker.debian.org/tracker/source-package/openldap

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: debian-security-announce@lists.debian.org

Severity
A vulnerability in the Certificate List Exact Assertion validation was
discovered in OpenLDAP, a free implementation of the Lightweight
Directory Access Protocol. An unauthenticated remote attacker can take
advantage of this flaw to cause a denial of service (slapd daemon crash)
via specially crafted packets.

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