Qualys researchers have identified a logic flaw in the Linux kernel that enables unprivileged local users to disclose sensitive files and execute arbitrary commands as root.
The vulnerability affects default installations of several major Linux distributions. Qualys's Threat Research Unit discovered the issue and detailed it in a blog post published on Friday.
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A critical Linux vulnerability known as CopyFail, tracked as CVE-2026-31431, allows attackers to gain root access on systems running kernels since 2017. Publicly released exploit code has heightened risks for data centers and personal devices. Ubuntu's infrastructure has been offline for over a day due to a DDoS attack, hampering security communications.
Researchers have identified a high-severity flaw in the Linux kernel that can allow untrusted users to gain root access. The issue stems from one incorrect character in the code.
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A security researcher has disclosed Dirty Frag, a new Linux kernel exploit that allows local users to gain root privileges. The flaw affects major distributions and remains unpatched on most systems despite earlier fixes for a similar issue.
A newly published zero-day exploit allows attackers with physical access to bypass BitLocker encryption on Windows 11 devices in seconds. The attack, named YellowKey, targets the default TPM-only configuration and grants full access to encrypted drives via a simple USB-based method.
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Linus Torvalds has announced the latest Linux release candidate while calling attention to a growing issue with AI-generated bug reports. The flood of such reports has rendered the kernel security mailing list nearly impossible to manage.