VULNERABILITY INTELLIGENCE

CVE-2020-9958

CVSS score7.8 HIGH

EPSS probability1.13%

CISA KEVNot currently listed

Published2020-10-16

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Description

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 14.0 and iPadOS 14.0. An application may be able to cause unexpected system termination or write kernel memory.

Weakness classification

CWE-787: Out-of-bounds Write

Primary references

product-security@apple.com — Mailing List, Third Party Advisory
product-security@apple.com — Release Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Release Notes, Vendor Advisory