The Hacker News

New Linux 'Copy Fail' Vulnerability Enables Root Access on Major Distributions

CVE-2026-31431 CVSS 7.8 flaw since 2017 enables root via 732-byte exploit, impacting major Linux distributions.
Cybernews

One tiny exploit gives full Linux access: all kernels since 2017 are vulnerable

The critical "Copy Fail" bug (CVE-2026-31431) affects all Linux kernels since 2017, allowing unprivileged local users to gain ...
OSTechNix

Copy Fail: The 732-Byte Script That Roots Every Major Linux Systems

Copy Fail (CVE-2026-31431) is a severe logic flaw in the Linux kernel affecting every distribution since 2017. Patch your ...
SecurityWeek

‘Copy Fail’ Logic Flaw in Linux Kernel Enables System Takeover

Copy Fail, a logic bug in the Linux kernel, allows users to write 4-byte code into other files’ page cache and achieve root ...

New cPanel patch addresses CRLF injection flaw that could grant root server access

The vulnerability has been given a severity score of 9,8, and administrators should patch immediately.
News9Live on MSN

Copy fail hits Linux: Tiny 4-byte flaw opens door to root access

A newly disclosed Linux kernel flaw called Copy Fail has raised concern across cybersecurity teams. Tracked as CVE-2026-31431 ...
Threat Post

Sudo Bug Opens Root Access on Linux Systems

The bug allows users to bypass privilege restrictions to execute commands as root. A vulnerability in Sudo, a core command utility for Linux, could allow a user to execute commands as a root user even ...