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181–190 of 239 articles
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Dark Reading
Unpatched Macs, iPhones, and iPads open to browser takeover and system kernel-level malicious code execution, Apple warns.
The Hacker News
Tech giant Apple on Monday rolled out updates to remediate a zero-day flaw in iOS and iPadOS that it said has been actively exploited in the wild. The weakness, given the identifier CVE-2022-42827, has been described as an out-of-bounds write issue in the Kernel, which could be abused by a rogue application to execute arbitrary code with the highest privileges. Successful exploitation of
The Register
The Hacker News
SideWinder, a prolific nation-state actor mainly known for targeting Pakistan military entities, compromised the official website of the National Electric Power Regulatory Authority (NEPRA) to deliver a tailored malware called WarHawk. "The newly discovered WarHawk backdoor contains various malicious modules that deliver Cobalt Strike, incorporating new TTPs such as KernelCallBackTable injection
The Register
Also, EA goes kernel-deep to stop cheaters, PuTTY gets hijacked by North Korea, and more. OpenAI's popular natural language model GPT-3 has a problem: It can be tricked into behaving badly by doing little more than telling it to ignore its previous orders.… In Brief
The Hacker News
Apple has released another round of security updates to address multiple vulnerabilities in iOS and macOS, including a new zero-day flaw that has been used in attacks in the wild. The issue, assigned the identifier CVE-2022-32917, is rooted in the Kernel component and could enable a malicious app to execute arbitrary code with kernel privileges. "Apple is aware of a report that this issue may
Bleeping Computer
VMware is warning that ESXi VMs running on Linux kernel 5.19 can have up to a 70% performance drop when Retbleed mitigations are enabled compared to the Linux kernel 5.18 release. [...]
The Register
VMware ran tests on kernel 5.19 and saw some nasty numbers. Meanwhile progress on version 6.0 is steady VMware engineers have tested the Linux kernel's fix for the speculative execution bug, and report it can impact compute performance by a whopping 70 percent.… Retbleed
The Register
Chrome flaw has public exploit, WebKit hole actively abused along with kernel escalation Google has issued 11 security fixes for desktop Chrome, including one bug that has an exploit for it out in the wild.…
The Register
Speculative execution side-channels continue to haunt silicon world Older AMD and Intel chips are vulnerable to yet another Spectre-based speculative-execution attack that exposes secrets within kernel memory despite defenses already in place. Mitigating this side channel is expected to take a toll on performance.…