Tag: hardware vulnerabilities
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Hacker News: Speed or security? Speculative execution in Apple Silicon
Source URL: https://eclecticlight.co/2025/02/25/speed-or-security-speculative-execution-in-apple-silicon/ Source: Hacker News Title: Speed or security? Speculative execution in Apple Silicon Feedly Summary: Comments AI Summary and Description: Yes Summary: The text delves into advanced CPU processing techniques used in Apple silicon chips, notably focusing on out-of-order execution, load address prediction (LAP), and load value prediction (LVP). It also addresses the…
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Hacker News: Hacker gains access to the RP2350 OTP secret by glitching the RISC-V cores
Source URL: https://www.tomshardware.com/raspberry-pi/it-looks-like-the-raspberry-pi-rp2350-hacking-challenge-has-been-beaten-hacker-gains-access-to-the-otp-secret-by-glitching-the-risc-v-cores-to-enable-debugging Source: Hacker News Title: Hacker gains access to the RP2350 OTP secret by glitching the RISC-V cores Feedly Summary: Comments AI Summary and Description: Yes **Short Summary with Insight:** The text discusses a recent hacking challenge involving the Raspberry Pi RP2350 microcontroller, highlighting a presentation by engineer Aedan Cullen. He successfully executed…
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Slashdot: Linus Torvalds Growing Frustrated By Buggy Hardware, Theoretical CPU Attacks
Source URL: https://linux.slashdot.org/story/24/10/21/1533228/linus-torvalds-growing-frustrated-by-buggy-hardware-theoretical-cpu-attacks?utm_source=rss1.0mainlinkanon&utm_medium=feed Source: Slashdot Title: Linus Torvalds Growing Frustrated By Buggy Hardware, Theoretical CPU Attacks Feedly Summary: AI Summary and Description: Yes Summary: Linus Torvalds expresses frustration with hardware vendors regarding security vulnerabilities and the challenges posed by both actual and hypothetical attacks. He highlights the burden placed on software developers when hardware issues…
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Hacker News: DEF Con 32 – AMD Sinkclose Universal Ring-2 Privilege Escalation (Not Redacted) [pdf]
Source URL: https://media.defcon.org/DEF%20CON%2032/DEF%20CON%2032%20presentations/DEF%20CON%2032%20-%20Enrique%20Nissim%20Krzysztof%20Okupski%20-%20AMD%20Sinkclose%20Universal%20Ring-2%20Privilege%20Escalation.pdf Source: Hacker News Title: DEF Con 32 – AMD Sinkclose Universal Ring-2 Privilege Escalation (Not Redacted) [pdf] Feedly Summary: Comments AI Summary and Description: Yes Summary: The provided text discusses a significant vulnerability in AMD’s System Management Mode (SMM) that can be exploited for privilege escalation, presenting both theoretical and practical approaches…