glibc: Fix of 3 CVEs

CVE-2018-6485: fix integer overflows in memalign and malloc - CVE-2018-1000001: fix realpath buffer underflow via getcwd - CVE-2018-19591: fix ifnametoindex descriptor leak...

CLSA-2026-1776605836 glibc: Fix of 3 CVEs

CVE-2018-6485: fix integer overflows in memalign and malloc - CVE-2018-1000001: fix realpath buffer underflow via getcwd - CVE-2018-19591: fix ifnametoindex descriptor leak...

CLSA-2026-1776606103 glibc: Fix of 3 CVEs

CVE-2018-6485: fix integer overflows in memalign and malloc - CVE-2018-1000001: fix realpath buffer underflow via getcwd - CVE-2018-19591: fix ifnametoindex descriptor leak...

Exploit for Out-of-bounds Write in Gnu Glibc

PoC exploit for CVE-2018-1000001, a buffer underflow in glibc realpath that allows local privilege escalation. The target product/service is glibc, a dependency of various Linux distributions including Debian and Ubuntu. The vulnerability class/vector is LPE Local Privilege Escalation. The probab...

glibc: realpath() buffer underflow when getcwd() returns relative path allows privilege escalation

In glibc 2.26 and earlier there is confusion in the usage of getcwd by realpath which can be used to write before the destination buffer leading to a buffer underflow and potential code execution...