Critical Linux Kernel Zero-Day Grants Root Access Since 2017
Why it matters: Indian critical infrastructure operators must prioritize patching Linux systems immediately to prevent unauthorized root access and potential system compromise.
A critical zero-day vulnerability, dubbed "Copy Fail" (CVE-2026-31431), has been publicly disclosed in the Linux kernel. This flaw allows any unprivileged local user to obtain root access on virtually all major Linux distributions shipped since 2017. Researchers have successfully developed a full exploit chain for this widespread and severe vulnerability.
Source: Cybersecurity News