Gnu · Glibc · CVE-2015-8777
**Name of the Vulnerable Software and Affected Versions**
glibc versions prior to 2.23
**Description**
The issue allows local users to bypass a pointer-guarding protection mechanism. This is achieved by setting the `LD POINTER GUARD` environment variable to a zero value, which is processed by the `process envvars` function in `elf/rtld.c`.
**Recommendations**
For versions prior to 2.23, update to version 2.23 or later to resolve the issue.