Linux kernel out-of-bounds write gives root, exploited

high severity · exploited in the wild · published 2022-03-25

An out-of-bounds memory write in the kernel lets a local user gain privileged access or crash the system. It is already being exploited in the wild.

Fixed in: 5.16.5

CVE: CVE-2022-0995

Source: OSV

Am I affected?

You are affected if the installed version is older than 5.16.5. Check the version you have and update to 5.16.5 or later. The fixed version is verified against a vendor or advisory source.

Get the fix

FixLane has a reviewed fix procedure for this incident: a read-only check first, then the fix. Ask the Telegram bot, or connect an AI agent to the FixLane MCP server and call get_fix_prompt with incident id 1880 and your operating system.