A newly discovered vulnerability in AMD chips allows malicious actors to perform remote code execution (RCE) and privilege escalation in virtual machines.
Cybersecurity researchers from the CISPA Helmholtz Center for Information Security in Germany detailed a vulnerability they named StackWarp, a hardware vulnerability in AMD CPUs that breaks the protections of confidential virtual machines, by manipulating how the processor tracks the stack, and letting a malicious insider or hypervisor change program flow or read sensitive data inside a protected VM.
Read more…
Source: Techradar News
Sign up for the Cyber Security Review Newsletter
The latest cyber security news and insights delivered right to your inbox
Related:
- Apple Fixes 223 Vulnerabilities Across macOS, iOS, Safari
March 28, 2017
Apple fixed hundreds of bugs, 223 to be exact, across a slate of products including macOS Sierra, iOS, Safari, watchOS, and tvOS on Monday. More than a quarter of the bugs, 40 in macOS Sierra, and 30 in iOS, could lead to arbitrary code execution – in some instances with root privileges, Apple warned. The lion’s share of ...
- Cisco Warns of Critical Vulnerability Revealed in ‘Vault 7’ Data Dump
March 20, 2017
Cisco Systems warned customers on Friday of a critical vulnerability that could allow an attacker to execute arbitrary code and obtain full control on more than 300 different models of its switches and routers. Cisco said it became aware of the vulnerability after WikiLeaks released its Vault 7 cache of documents that revealed the existence ...