NULL Pointer Dereference in mruby Affecting BasicObject Support
CVE-2018-12249

7.5HIGH

Key Information:

Vendor: Mruby
Status: Mruby
Vendor: CVE Published:; 12 June 2018

What is CVE-2018-12249?

A vulnerability exists in mruby version 1.4.1, where a NULL pointer dereference is triggered within the 'mrb_class_real' function. This issue arises from inadequate support for 'class BasicObject' in the 'class.c' file. If exploited, this flaw could lead to application crashes or unexpected behavior, emphasizing the need for proper handling of the BasicObject class within the mruby environment. Users are urged to update their installations and review patches related to this issue.