Vulnerability in GNU Glibc

CVE-2015-8777

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.

EPSS: 0.006 (43.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2015-8777?
CVE-2015-8777 is a medium-severity vulnerability in GNU Glibc, classified under CWE-254. CVSS score: 5.5/10. Published 2016-01-20.
How severe is CVE-2015-8777?
Medium severity. CVSS v3 base score is 5.5 out of 10.