/ Security News /

Facebook has patched two high-severity vulnerabilities in its server application that could have allowed remote attackers to unauthorisedly obtain sensitive information or cause a denial of service just by uploading a maliciously constructed JPEG image file. The vulnerabilities reside in HHVM (HipHop Virtual Machine)—a high-performance, open source virtual machine developed by Facebook for executing programs …

/ Security News /

In recent years, several groups of cybersecurity researchers have disclosed dozens of memory side-channel vulnerabilities in modern processors and DRAMs, like Rowhammer, RAMBleed, Spectre, and Meltdown. Have you ever noticed they all had at least one thing in common? That’s OpenSSH. As a proof-of-concept, many researchers demonstrated their side-channel attacks against OpenSSH application installed on …

/ Security News /

A team of cybersecurity researchers yesterday revealed details of a new side-channel attack on dynamic random-access memory (DRAM) that could allow malicious programs installed on a modern system to read sensitive memory data from other processes running on the same hardware. Dubbed RAMBleed and identified as CVE-2019-0174, the new attack is based on a well-known …