VULNERABILITY INTELLIGENCE
CVE-2023-38537
CVSS score5.6 MEDIUM
EPSS probability0.28%
CISA KEVNot currently listed
Published2023-10-04
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
Description
A race condition in a network transport subsystem led to a heap use-after-free issue in established or unsilenced incoming audio/video calls that could have resulted in app termination or unexpected control flow with very low probability.
Weakness classification
- nvd@nist.gov: CWE-362
Primary references
- cve-assign@fb.com — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory