Una vulnerabilidad en el kernel de Linux permite a usuarios sin privilegios obtener acceso root

Investigadores de Qualys han identificado un fallo lógico en el kernel de Linux que permite a usuarios locales sin privilegios revelar archivos sensibles y ejecutar comandos arbitrarios como root.

La vulnerabilidad afecta a las instalaciones predeterminadas de varias distribuciones importantes de Linux. La Unidad de Investigación de Amenazas de Qualys descubrió el problema y lo detalló en una entrada de blog publicada el viernes.

Artículos relacionados

Illustration depicting the Linux CopyFail vulnerability enabling root access exploits alongside Ubuntu's DDoS-induced outage.
Imagen generada por IA

Linux CopyFail exploit threatens root access amid Ubuntu outage

Reportado por IA Imagen generada por IA

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.

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.

Reportado por IA

A new Linux local privilege escalation vulnerability known as Fragnesia has been made public. The flaw is described as similar to Dirty Frag and involves an ESP/XFRM logic bug.

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.

Reportado por IA

Greg Kroah-Hartman, maintainer of the Linux kernel, stated that AI-driven code review tools have become genuinely useful. He told The Register that the technology reached an inflection point about a month ago, leading to actionable bug reports.

Este sitio web utiliza cookies

Utilizamos cookies para análisis con el fin de mejorar nuestro sitio. Lee nuestra política de privacidad para más información.
Rechazar