CVE-2025-49844

CVE-2025-49844 – Redis Lua Parser Use-After-Free Lua chunk-name GC race leading to Redis 8.2.1 use-after-free and remote code execution. Overview Redis embeds Lua 5.1 for scripting. In versions up to 8.2.1 the luaYparser function does NOT anchor the chunk name string on the Lua stack before...