Tag: Spectre

  • The Register: Thanks Linus. Torvalds patch improves Linux performance by 2.6%

    Source URL: https://www.theregister.com/2024/11/06/torvalds_patch_linux_performance/ Source: The Register Title: Thanks Linus. Torvalds patch improves Linux performance by 2.6% Feedly Summary: 21 lines that show the big man still has what it takes A relatively tiny code change by penguin premier Linus Torvalds is making a measurable improvement to Linux’s multithreaded performance.… AI Summary and Description: Yes Summary:…

  • Slashdot: Spectre Flaws Still Haunt Intel, AMD as Researchers Found Fresh Attack Method

    Source URL: https://hardware.slashdot.org/story/24/10/19/0619245/spectre-flaws-still-haunt-intel-amd-as-researchers-found-fresh-attack-method?utm_source=rss1.0mainlinkanon&utm_medium=feed Source: Slashdot Title: Spectre Flaws Still Haunt Intel, AMD as Researchers Found Fresh Attack Method Feedly Summary: AI Summary and Description: Yes Summary: The newly disclosed cross-process Spectre attack exposes persistent flaws in Intel and AMD processors, hindering full mitigation efforts six years after the vulnerabilities’ original report. Researchers from ETH Zurich…

  • Hacker News: Cross-Process Spectre Exploitation

    Source URL: https://grsecurity.net/cross_process_spectre_exploitation Source: Hacker News Title: Cross-Process Spectre Exploitation Feedly Summary: Comments AI Summary and Description: Yes **Summary**: This detailed text discusses a newly developed cross-process Spectre attack exploiting vulnerabilities in Intel processors, specifically involving the Indirect Branch Prediction Barrier (IBPB). The attack showcases how certain exploit methodologies can retain unauthorized data through microcode…

  • The Register: Spectre flaws continue to haunt Intel and AMD as researchers find fresh attack method

    Source URL: https://www.theregister.com/2024/10/18/spectre_problems_continue_amd_intel/ Source: The Register Title: Spectre flaws continue to haunt Intel and AMD as researchers find fresh attack method Feedly Summary: The indirect branch predictor barrier is less of a barrier than hoped Six years after the Spectre transient execution processor design flaws were disclosed, efforts to patch the problem continue to fall…