Use After Free in Facebook Hhvm

CVE-2016-1000006

hhvm before 3.12.11 has a use-after-free in the serialize_memoize_param() and ResourceBundle::__construct() functions.

Vulnerability class: Use-After-Free

EPSS: 0.016 (72.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2016-1000006?
CVE-2016-1000006 is a critical-severity vulnerability in Facebook Hhvm, classified under Use After Free. CVSS score: 9.8/10. Published 2019-11-19.
How severe is CVE-2016-1000006?
Critical severity. CVSS v3 base score is 9.8 out of 10.