sqlite3 vulnerabilities

It was discovered that SQLite incorrectly handled skip-scan optimization.
An attacker could use this issue to cause applications using SQLite to
crash, resulting in a denial of service, or possibly execute arbitrary
code. This issue only affected Ubuntu 14.04 LTS. (CVE-2013-7443)

Michal Zalewski discovered that SQLite incorrectly handled dequoting of
collation-sequence names. An attacker could use this issue to cause
applications using SQLite to crash, resulting in a denial of service, or
possibly execute arbitrary code. This issue only affected Ubuntu 14.04 LTS
and Ubuntu 15.04. (CVE-2015-3414)

Michal Zalewski discovered that SQLite incorrectly implemented comparison
operators. An attacker could use this issue to cause applications using
SQLite to crash, resulting in a denial of service, or possibly execute
arbitrary code. This issue only affected Ubuntu 15.04. (CVE-2015-3415)

Michal Zalewski discovered that SQLite incorrectly handle printf precision
and width values during floating-point conversions. An attacker could use
this issue to cause applications using SQLite to crash, resulting in a
denial of service, or possibly execute arbitrary code. (CVE-2015-3416)