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Ubuntu Security Notice USN-5615-3
June 27, 2024

sqlite3 vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 14.04 LTS

Summary:

SQLite could be made to crash or execute arbitrary code.

Software Description:
- sqlite3: C library that implements an SQL database engine

Details:

USN-5615-1 fixed several vulnerabilities in SQLite. This update provides
the corresponding fix for CVE-2020-35525 for Ubuntu 14.04 LTS.

Original advisory details:

  It was discovered that SQLite incorrectly handled INTERSEC query
  processing. An attacker could use this issue to cause SQLite to crash,
  resulting in a denial of service, or possibly execute arbitrary code.
  (CVE-2020-35525)

  It was discovered that SQLite incorrectly handled ALTER TABLE for views
  that have a nested FROM clause.  An attacker could use this issue to cause
  SQLite to crash, resulting in a denial of service, or possibly execute
  arbitrary code. This issue was only addressed in Ubuntu 20.04 LTS.
  (CVE-2020-35527)

  It was discovered that SQLite incorrectly handled embedded null characters
  when tokenizing certain unicode strings. This issue could result in
  incorrect results. This issue only affected Ubuntu 20.04 LTS.
  (CVE-2021-20223)

Update instructions:

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

Ubuntu 14.04 LTS
   libsqlite3-0                    3.8.2-1ubuntu2.2+esm4
                                   Available with Ubuntu Pro
   sqlite3                         3.8.2-1ubuntu2.2+esm4
                                   Available with Ubuntu Pro

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

References:
   https://ubuntu.com/security/notices/USN-5615-3
   https://ubuntu.com/security/notices/USN-5615-1
   CVE-2020-35525