CVE-2015-8778
9.8
CRITICAL
CVSS 3.1
EPSS 4.5%
Description
Integer overflow in the GNU C Library (aka glibc or libc6) before 2.23 allows context-dependent attackers to cause a denial of service (application crash) or possibly execute arbitrary code via the size argument to the __hcreate_r function, which triggers out-of-bounds heap-memory access.
How to fix CVE-2015-8778
To remediate CVE-2015-8778, upgrade the affected package to a fixed version below.
- Debian/glibc—upgrade to 2.21-8 or later
Is CVE-2015-8778 being exploited?
Low — EPSS is 4.5%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2.21-8
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |