VULNERABILITY INTELLIGENCE
CVE-2018-6337
CVSS score7.5 HIGH
EPSS probability1.78%
CISA KEVNot currently listed
Published2018-12-31
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Description
folly::secureRandom will re-use a buffer between parent and child processes when fork() is called. That will result in multiple forked children producing repeat (or similar) results. This affects HHVM 3.26 prior to 3.26.3 and the folly library between v2017.12.11.00 and v2018.08.09.00.
Weakness classification
- cve-assign@fb.com: CWE-212
- nvd@nist.gov: CWE-119
Primary references
- cve-assign@fb.com — Patch, Third Party Advisory
- cve-assign@fb.com — Patch, Third Party Advisory
- cve-assign@fb.com — Release Notes, Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Patch, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Patch, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Release Notes, Vendor Advisory