CVE-2018-12248

An issue was discovered in mruby 1.4.1. There is a heap-based buffer over-read associated with OPENTER because mrbgems/mruby-fiber/src/fiber.c does not extend the stack in cases of many arguments to fiber...

CVE-2018-12248

The CVE-2018-12248 entry concerns mruby 1.4.1, where a heap-based buffer over-read occurs in the OP_ENTER path when fiber is invoked with many arguments. The underlying cause is that mrbgems/mruby-fiber/src/fiber.c does not extend the stack sufficiently for large argument lists. Affects mruby 1.4...