CVE-2018-12247

An issue was discovered in mruby 1.4.1. There is a NULL pointer dereference in mrbclass, related to certain .clone usage, because mrbobjclone in kernel.c copies flags other than the MRBFLAGISFROZEN flag e.g., the embedded flag...

CVE-2018-12247

An issue was discovered in mruby 1.4.1. There is a NULL pointer dereference in mrbclass, related to certain .clone usage, because mrbobjclone in kernel.c copies flags other than the MRBFLAGISFROZEN flag e.g., the embedded flag...

CVE-2018-12247

An issue was discovered in mruby 1.4.1. There is a NULL pointer dereference in mrbclass, related to certain .clone usage, because mrbobjclone in kernel.c copies flags other than the MRBFLAGISFROZEN flag e.g., the embedded flag...

Null pointer dereference in mrb_class

An issue was discovered in mruby 1.4.1. There is a NULL pointer dereference in mrbclass, related to certain .clone usage, because mrbobjclone in kernel.c copies flags other than the MRBFLAGISFROZEN flag e.g., the embedded flag...

CVE-2018-11743

The initcopy function in kernel.c in mruby 1.4.1 makes initializecopy calls for TTICLASS objects, which allows attackers to cause a denial of service mrbhashkeys uninitialized pointer and application crash or possibly have unspecified other impact...

CVE-2018-11743

The initcopy function in kernel.c in mruby 1.4.1 makes initializecopy calls for TTICLASS objects, which allows attackers to cause a denial of service mrbhashkeys uninitialized pointer and application crash or possibly have unspecified other impact...

CVE-2018-11743

CVE-2018-11743 affects mruby 1.4.1. Root cause: in kernel.c, init_copy calls initialize_copy for TT_ICLASS objects. Impact: can cause a denial of service via an uninitialized pointer used by mrb_hash_keys and may have unspecified other impact, including application crash. Exploitation details are...

CVE-2018-11743

The initcopy function in kernel.c in mruby 1.4.1 makes initializecopy calls for TTICLASS objects, which allows attackers to cause a denial of service mrbhashkeys uninitialized pointer and application crash or possibly have unspecified other impact...

Use of uninitialized pointer in mrb_hash_keys

The initcopy function in kernel.c in mruby 1.4.1 makes initializecopy calls for TTICLASS objects, which allows attackers to cause a denial of service mrbhashkeys uninitialized pointer and application crash or possibly have unspecified other impact...

shopify-scripts: SIGSEGV in mrb_class

PoC ------------------- Attached as testmrbclass.rb: Debug - mirb ------------------- Program received signal SIGSEGV, Segmentation fault. 0x0000000000402ef2 in mrbclass mrb=0x6b0010, v=... at /home/x/Desktop/test/mruby/include/mruby/class.h:50 50 return mrbobjptrv-c; gdb l 45 case MRBTTCPTR: 46...