WhatsApp last week fixed a new security vulnerability that could have allowed hackers to gain access to users’ sensitive data using common MP4 video files. The new vulnerability comes days after WhatsApp reported spyware attack which led to snooping on 1,400 individuals around the world. Here’s everything you need to know about the latest WhatsApp bug.What it isFacebook revealed that hackers used ‘specially crafted MP4 file’ to trigger the remote code execution (RCE) and denial of service (DoS) cyber attack. The new bug exploited a familiar “stack-based buffer overflow” which was used by the Pegasus spyware earlier this year. Here’s what Facebook described the vulnerability as: “A stack-based buffer overflow could be triggered in WhatsApp by sending a specially crafted MP4 file to a WhatsApp user. The issue was present in parsing the elementary stream metadata of an MP4 file and could result in a DoS or … [Read more...] about WhatsApp’s MP4 security vulnerability: What it is and should you be worried?