CVE-2018-20457

In radare2 through 3.1.3, the assemble function inside
libr/asm/p/asm_arm_cs.c allows attackers to cause a denial-of-service
(application crash via an r_num_calc out-of-bounds read) by crafting an arm
assembly input because a loop uses an incorrect index in armass.c and
certain length validation is missing in armass64.c, a related issue to
CVE-2018-20459.

Bugs

• <https://bugs.launchpad.net/ubuntu/+source/radare2/+bug/1882889&gt;
• <https://bugs.launchpad.net/ubuntu/+source/radare2/+bug/1882889&gt;
• <http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=917322&gt;