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Ubuntu Security Notice USN-3929-1
April 02, 2019

firebird2.5 vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 14.04 LTS

Summary:

Several security issues were fixed in Firebird.

Software Description:
- firebird2.5: A full-featured, open source SQL database derived from Borland InterBase 6.0

Details:

It was discovered that Firebird incorrectly handled certain malformed
packets. A remote attacker could possibly use this issue with a specially
crafted network packet to cause Firebird to crash, resulting in a denial of
service.
(CVE-2014-9323)

It was discovered that Firebird incorrectly handled certain UDF libraries.
A remote attacker could possibly use this issue to execute arbitrary code.
(CVE-2017-6369)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 14.04 LTS:
  firebird2.5-classic             2.5.2.26540.ds4-9ubuntu1.1
  firebird2.5-classic-common      2.5.2.26540.ds4-9ubuntu1.1
  firebird2.5-server-common       2.5.2.26540.ds4-9ubuntu1.1
  firebird2.5-super               2.5.2.26540.ds4-9ubuntu1.1
  firebird2.5-superclassic        2.5.2.26540.ds4-9ubuntu1.1
  libfbclient2                    2.5.2.26540.ds4-9ubuntu1.1
  libfbembed2.5                   2.5.2.26540.ds4-9ubuntu1.1
  libib-util                      2.5.2.26540.ds4-9ubuntu1.1

In general, a standard system update will make all the necessary changes.

References:
  https://usn.ubuntu.com/usn/usn-3929-1
  CVE-2014-9323, CVE-2017-6369

Package Information:
  https://launchpad.net/ubuntu/+source/firebird2.5/2.5.2.26540.ds4-9ubuntu1.1