Articles by KENNETH

USN-3535-1: Bind vulnerability Ubuntu Security Notice USN-3535-1 17th January, 2018 bind9 vulnerability A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 17.10 Ubuntu 16.04 LTS Ubuntu 14.04 LTS Summary Bind could be made to crash if it received specially crafted network traffic. Software description bind9 – Internet Domain Name Server Details Jayachandran Palanisamy discovered that the Bind resolver incorrectlyhandled fetch cleanup sequencing. A remote attacker could possibly use thisissue to cause Bind to crash, resulting in a denial of service. Update instructions The problem can be corrected by updating your system to the following package version: Ubuntu 17.10: bind9 1:9.10.3.dfsg.P4-12.6ubuntu1.1 Ubuntu 16.04 LTS: bind9 1:9.10.3.dfsg.P4-8ubuntu1.10 Ubuntu 14.04 LTS: bind9 1:9.9.5.dfsg-3ubuntu0.17 To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades. In general, a standard system update will make all the necessary changes. References CVE-2017-3145 Source: USN-3535-1: Bind vulnerability

USN-3534-1: GNU C Library vulnerabilities Ubuntu Security Notice USN-3534-1 17th January, 2018 eglibc, glibc vulnerabilities A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 17.10 Ubuntu 16.04 LTS Ubuntu 14.04 LTS Summary Several security issues were fixed in the GNU C library. Software description eglibc – GNU C Library glibc – GNU C Library Details It was discovered that the GNU C library did not properly handle all ofthe possible return values from the kernel getcwd(2) syscall. A localattacker could potentially exploit this to execute arbitrary code in setuidprograms and gain administrative privileges. (CVE-2018-1000001) A memory leak was discovered in the _dl_init_paths() function in the GNUC library dynamic loader. A local attacker could potentially exploit thiswith a specially crafted value in the LD_HWCAP_MASK environment variable,in combination with CVE-2017-1000409 and another vulnerability on a systemwith hardlink protections disabled, [ more… ]

USN-3533-1: Transmission vulnerability Ubuntu Security Notice USN-3533-1 16th January, 2018 transmission vulnerability A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 17.10 Ubuntu 16.04 LTS Ubuntu 14.04 LTS Summary Transmission could be made to run arbitraty code. Software description transmission – lightweight BitTorrent client Details It was discovered that Transmission incorrectly handled certain POST requests tothe RPC server and allowed DNS rebinding attack. An attacker could possibly use thisissue to execute arbitrary code. Update instructions The problem can be corrected by updating your system to the following package version: Ubuntu 17.10: transmission 2.92-2ubuntu3.1 Ubuntu 16.04 LTS: transmission 2.84-3ubuntu3.1 Ubuntu 14.04 LTS: transmission 2.82-1.1ubuntu3.2 To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades. In general, a standard system update will make all the necessary changes. References CVE-2018-5702 Source: USN-3533-1: Transmission vulnerability