in mruby/mruby

Description There is a NULL Pointer Dereference in ivfree src/variable.c:232:20. This bug has been found on mruby lastest commit hash 00f2b74ab2c1f03084908c815dcd0934f9fc702a on Ubuntu 20.04 for x8664/amd64. Proof of Concept 3.timese=0," =c= y:0,0 0" Steps to reproduce 1- Clone repo and build wit...

Denial Of Service (DoS)

mruby vulnerable to denial of service. The vulnerability exists due to the availability of OPHASHADD when val is false, which allows an attacker to crash the application through the null pointer dereference in ivfree...

in mruby/mruby

Description There is a NULL Pointer Dereference in ivfree src/variable.c:232:20. This bug has been found on mruby lastest commit hash 31fa3304049fc406a201a72293cce140f0557dca on Ubuntu 20.04 for x8664/amd64. Proof of Concept 6.times3.times%until-break b= 0,m:0 s=0 Steps to reproduce 1- Clone repo...