A critical vulnerability in the Linux kernel, known as “GhostLock” (CVE-2026-43499), has been disclosed by researchers at Nebula Security. This vulnerability, which has existed for 15 years, allows for reliable privilege escalation and container escape across nearly all Linux distributions. The issue dates back to Linux kernel version 2.6.39, released in 2011, and remained undetected […] The post 15-Year-Old GhostLock Linux Kernel Vulnerability Enables Root Access and Container Escape appeared first on GBHackers Security | #1 Globally Trusted Cyber Security News Platform.
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