CVE-2015-8777

Medium

Description

The process_envvars function in elf/rtld.c in the GNU C Library (aka glibc or libc6) before 2.23 allows local users to bypass a pointer-guarding protection mechanism via a zero value of the LD_POINTER_GUARD environment variable.

SeverityMedium

CVSS5.5

Exploit probability—

Product

Gnu Glibc

PublishedJan 20, 2016

First seenJan 20, 2016

How to fix

Vendor advisories

access.redhat.com/errata/RHSA-2017:1916
security.gentoo.org/glsa/201702-11

Affected products

Product	Affected versions	Fixed in
gnu glibc	v ≤ 2.22	—

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