Related Vulnerabilities: CVE-2017-12133  

A use-after-free vulnerability has been found the GNU C Library (aka glibc or libc6) before version 2.26, in clntudp_call in the Sun RPC system.

Severity Critical

Remote Yes

Type Arbitrary code execution

Description

A use-after-free vulnerability has been found the GNU C Library (aka glibc or libc6) before version 2.26, in clntudp_call in the Sun RPC system.

AVG-369 lib32-glibc 2.25-7 2.26-1 Critical Fixed

AVG-368 glibc 2.25-7 2.26-1 Critical Fixed

https://www.sourceware.org/ml/libc-alpha/2017-08/msg00010.html

Need more info, I (rgacogne) couldn't find anything relevant at this time.