Errata overview
Errata ID 294
Date 2018-02-14
Source package firebird2.5
Fixed in version 2.5.3.26778.ds4-5+deb8u1
Description
This update addresses the following issue:
* Insufficient checks in the UDF subsystem allow remote authenticated users
  to execute code by using a 'system' entrypoint from fbudf.so.
  (CVE-2017-6369)
Additional notes
CVE ID CVE-2017-6369
UCS Bug number #46246