CVE-2015-8777
5.5
MEDIUM
CVSS 3.1
EPSS 0.07%
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.
How to fix CVE-2015-8777
To remediate CVE-2015-8777, upgrade the affected package to a fixed version below.
- Debian/glibc—upgrade to 2.21-1 or later
Is CVE-2015-8777 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2.21-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N |