USN-8732-1: Minetest vulnerability
Ubuntu issued USN-8732-1 fixing a Minetest LuaJIT sandbox escape that let malicious mods execute arbitrary code on servers.
Ubuntu Security Notice USN-8732-1 addresses a flaw in Minetest where the Lua sandbox environment was not properly sanitized when using LuaJIT. A malicious mod could escape the sandbox, execute arbitrary code, and gain full file system access on the server. Administrators should update to the patched packages.
- Ubuntu USN-8732-1 patches Minetest Lua sandbox escape
- Flaw involves improper sanitization when using LuaJIT
- Malicious mods could gain full file system access
- Server compromise possible; update required
From the original article
It was discovered that Minetest did not properly sanitize the Lua sandbox environment when using LuaJIT. A malicious mod could escape the sandbox to execute arbitrary code and gain full file system access on the server. An attacker could use this issue to compromise the server.
ubuntu.com
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