openldap: vulnerability with slapd normalization handling with modrdn (CVE-2020-25692)

Vulnerability with slapd normalization handling with modrdn

Fixed in version: openldap 2.4.55

References:

• https://bugs.openldap.org/show_bug.cgi?id=9370
• https://security-tracker.debian.org/tracker/CVE-2020-25692

Patch:

https://git.openldap.org/openldap/openldap/-/commit/4c774220a752bf8e3284984890dc0931fe73165d

Affected branches:

• master
• 3.12-stable
• 3.11-stable
• 3.10-stable
• 3.9-stable