cve/2018/CVE-2018-19591.md

CVE-2018-19591

Description

In the GNU C Library (aka glibc or libc6) through 2.28, attempting to resolve a crafted hostname via getaddrinfo() leads to the allocation of a socket descriptor that is not closed. This is related to the if_nametoindex() function.

POC

Reference

• https://sourceware.org/bugzilla/show_bug.cgi?id=23927
• https://sourceware.org/bugzilla/show_bug.cgi?id=23927

Github

• https://github.com/simonsdave/clair-cicd