PT-2016-4015
CVE-2015-8777
·
Published
2016-01-20
·
Updated
2024-06-15
Description by
CVSS 3.1
5.5
MediumMetricsAV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
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.
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