CVE-2025-43398 — Improper Restriction of Operations within the Bounds of a Memory Buffer in Apple IOS AND Ipados

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory BufferCWE-776 — XML Entity Expansion13 documents6 sources
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 94.69%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
7
Apple IOS AND IpadosApple MacosApple Tvos+4 more
Timeline
PublishedNov 4
Latest updateNov 5

Description

The issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.2 and iPadOS 18.7.2, iOS 26.1 and iPadOS 26.1, macOS Sequoia 15.7.2, macOS Sonoma 14.8.2, macOS Tahoe 26.1, tvOS 26.1, visionOS 26.1, watchOS 26.1. An app may be able to cause unexpected system termination.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages11 packages

▶CVEListV5apple/macos< 14.8.2+2
▶NVDapple/macos14.0 — 14.8.2+1
▶NVDapple/ipados< 26.1
▶CVEListV5apple/ios_and_ipados< 18.7.2+1
▶CVEListV5apple/tvos< 26.1

🔴Vulnerability Details

3
CVEList
CVE-2025-43398: The issue was addressed with improved memory handling↗2025-11-04
▶
GHSA
GHSA-47gw-6w5v-m496: The issue was addressed with improved memory handling↗2025-11-04
▶
OSV
ruby2.7, ruby3.0, ruby3.2, ruby3.3 vulnerabilities↗2025-04-07
▶

📋Vendor Advisories

9
Apple
CVE-2025-43398: iOS 18.7.2 and iPadOS 18.7.2↗2025-11-05
▶
Apple
CVE-2025-43398: tvOS 26.1↗2025-11-03
▶
Apple
CVE-2025-43398: visionOS 26.1↗2025-11-03
▶
Apple
CVE-2025-43398: iOS 26.1 and iPadOS 26.1↗2025-11-03
▶
Apple
CVE-2025-43398: watchOS 26.1↗2025-11-03
▶
CVE-2025-43398 — Apple IOS AND Ipados vulnerability | cvebase