CVE-2020-9897 — Out-of-bounds Write in Apple IOS AND Ipados

CWE-787 — Out-of-bounds Write4 documents4 sources
Severity
7.8HIGHNVD
EPSS
0.3%
top 46.72%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
6
Apple IOS AND IpadosApple MacosLinux Kernel+3 more
Timeline
PublishedOct 28
Latest updateDec 30

Description

An out-of-bounds write was addressed with improved input validation. This issue is fixed in iOS 14.2 and iPadOS 14.2, macOS Big Sur 11.0.1. Processing a maliciously crafted PDF may lead to arbitrary code execution.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages7 packages

▶CVEListV5apple/macosunspecified — 11.0
▶NVDapple/macos< 11.0.1
▶NVDapple/ipados< 14.2
▶CVEListV5apple/ios_and_ipadosunspecified — 14.2

🔴Vulnerability Details

2
OSV
vduse: fix NULL pointer dereference↗2025-12-30
▶
GHSA
GHSA-h4f4-qrhw-qpwr: An out-of-bounds write was addressed with improved input validation↗2022-05-24
▶

📋Vendor Advisories

1
Apple
CVE-2020-9897: iOS 14.2 and iPadOS 14.2↗2020-11-05
▶