CVE-2025-43338
Apple QuickTime Media File Out-of-Bounds Access Vulnerability
Description
An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in macOS Sonoma 14.8.2, iOS 26 and iPadOS 26. Processing a maliciously crafted media file may lead to unexpected app termination or corrupt process memory.
INFO
Published Date :
Nov. 4, 2025, 2:15 a.m.
Last Modified :
Nov. 4, 2025, 4:57 p.m.
Remotely Exploit :
No
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
Solution
- Update macOS to version 14.8.2.
- Update iOS and iPadOS to version 26.
Public PoC/Exploit Available at Github
CVE-2025-43338 has a 1 public
PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-43338.
| URL | Resource |
|---|---|
| https://support.apple.com/en-us/125108 | Release Notes Vendor Advisory |
| https://support.apple.com/en-us/125636 | Release Notes Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-43338 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-43338
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
None
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-43338 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-43338 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Nov. 04, 2025
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* versions up to (excluding) 26.0 *cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* versions up to (excluding) 26.0 *cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* versions up to (excluding) 14.8.2 Added Reference Type Apple Inc.: https://support.apple.com/en-us/125108 Types: Release Notes, Vendor Advisory Added Reference Type Apple Inc.: https://support.apple.com/en-us/125636 Types: Release Notes, Vendor Advisory -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Nov. 04, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H Added CWE CWE-79 -
New CVE Received by [email protected]
Nov. 04, 2025
Action Type Old Value New Value Added Description An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in macOS Sonoma 14.8.2, iOS 26 and iPadOS 26. Processing a maliciously crafted media file may lead to unexpected app termination or corrupt process memory. Added Reference https://support.apple.com/en-us/125108 Added Reference https://support.apple.com/en-us/125636