Public Exploits Released for Four Linux Kernel Flaws That Enable Local Root

A security researcher published working exploit code for four Linux kernel vulnerabilities, each allowing a local user to gain root privileges. All the flaws have been fixed in recent kernel versions, but systems with older kernels remain at risk.

• Four Linux kernel flaws give a local user root privileges
• Patches for all four holes were released in recent weeks
• Exploits are now public, so outdated kernels must be updated urgently