========================================================================== Ubuntu Security Notice USN-3408-1 September 04, 2017 liblouis vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 17.04 - Ubuntu 16.04 LTS - Ubuntu 14.04 LTS Summary: Several security issues were fixed in Liblouis. Software Description: - liblouis: Braille translation library - utilities Details: It was discovered that an illegal address access can be made in Liblouis. A remote attacker can take advantange of this to access sensitive information. (CVE-2017-13738, CVE-2017-13744) It was discovered a heap-based buffer overflow that causes bytes out-of-bounds write in Liblouis. A remote attacker can use this to denial of service or remote code execution. (CVE-2017-13739) It was discovered a stack-based buffer overflow in Liblouis. A remote attacker can use this to denial of service or possibly unspecified other impact. (CVE-2017-13740, CVE-2017-13742) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 17.04: A liblouis-binA A A A A A A A A A A A A A A A A A A A 3.0.0-3ubuntu0.2 A liblouis12A A A A A A A A A A A A A A A A A A A A A A 3.0.0-3ubuntu0.2 A python-louisA A A A A A A A A A A A A A A A A A A A 3.0.0-3ubuntu0.2 A python3-louisA A A A A A A A A A A A A A A A A A A 3.0.0-3ubuntu0.2 Ubuntu 16.04 LTS: A liblouis-binA A A A A A A A A A A A A A A A A A A A 2.6.4-2ubuntu0.1 A liblouis9A A A A A A A A A A A A A A A A A A A A A A A 2.6.4-2ubuntu0.1 A python-louisA A A A A A A A A A A A A A A A A A A A 2.6.4-2ubuntu0.1 A python3-louisA A A A A A A A A A A A A A A A A A A 2.6.4-2ubuntu0.1 Ubuntu 14.04 LTS: A liblouis-binA A A A A A A A A A A A A A A A A A A A 2.5.3-2ubuntu1.1 A liblouis2A A A A A A A A A A A A A A A A A A A A A A A 2.5.3-2ubuntu1.1 A python-louisA A A A A A A A A A A A A A A A A A A A 2.5.3-2ubuntu1.1 A python3-louisA A A A A A A A A A A A A A A A A A A 2.5.3-2ubuntu1.1 In general, a standard system update will make all the necessary changes. References: A https://www.ubuntu.com/usn/usn-3408-1 A CVE-2017-13738, CVE-2017-13739, CVE-2017-13740, CVE-2017-13742, A CVE-2017-13744 Package Information: A https://launchpad.net/ubuntu/+source/liblouis/3.0.0-3ubuntu0.2 A https://launchpad.net/ubuntu/+source/liblouis/2.6.4-2ubuntu0.1 A https://launchpad.net/ubuntu/+source/liblouis/2.5.3-2ubuntu1.1