Each day new vulnerabilities are being discovered and while not all of these may affect your device, attackers do favor exploiting vulnerabilities that allow them to target the most devices possible. If you have Avast Premier, you can activate automatic updates.Īccording to the National Vulnerability Database, there have been 394 vulnerabilities matched thus far this month. To check for updates, open Avast -> click on “Scan” -> then on “Scan for outdated software” and then click on “Update”.
#OPENDNS UPDATER AND AVAST 2016 UPDATE#
1 ).Īn easy way to update all other software on your PC is by using Avast Software Updater, which is integrated in all Avast PC products for free. The paid version of Avast One includes all the features available in the free version, as well as unlimited access to VPN Secure Connection, Password. (See here for Windows Vista, Windows 7, and Windows 8. The free version of Avast One (Avast One Essential) includes comprehensive Avast antivirus protection and limited access to VPN Secure Connection, Password Protection, and Software Updater. You can check which updates are available in Windows 10, by clicking on the Microsoft start button -> Settings -> Windows Update. You should update Windows with each available update. The “Updates are available” Windows pop-ups may sometimes seem annoying, but they are important. It is vital that you frequently update all software, including your operating system, on a regular basis.
This will cause a buffer overflow and heap corruption.Īs mentioned above, it is up to software publishers to provide their users with vulnerability fixes, but these are futile if users don’t take action and update their software. There is no check to see if the size of the block is bigger than size of the buffer, which can result in a malformed block size which exceeds the buffer size. In the HFS+ file system, files, depending on their size, can be split into blocks. The second vulnerability is an exploitable heap overflow vulnerability, found in the Archive::NHfs::CHandler::ExtractZlibFile method functionality. The first vulnerability is an out-of-bounds read vulnerability, which exists due to how 7-Zip handles Universal Disk Format (UDF) files and could allow attackers to remotely execute code. However, these patches are useless, unless users update their software.Īvast is not affected by these vulnerabilities, but if you are a non-Avast user we recommend you update your antivirus software, if you haven’t done so already.
#OPENDNS UPDATER AND AVAST 2016 PATCH#
When vulnerabilities are found, it is the responsibility of software owners to patch them. The vulnerabilities are particularly severe as many products, including antivirus software, implement 7-Zip in their software.
However, these patches are useless, unless users update their software Last week, Talos discovered multiple vulnerabilities in 7-Zip, a popular, open source file archiver. When vulnerabilities are found, it's the responsibility of software owners to patch them.