Apple tvOS/visionOS/iOS/iPadOS up to 26.0 Media File out-of-bounds

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.0$5k-$25k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Apple tvOS, visionOS, iOS and iPadOS up to 26.0. This affects an unknown part of the component Media File Handler. The manipulation leads to out-of-bounds. This vulnerability is referenced as CVE-2025-43386. Remote exploitation of the attack is possible. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple tvOS, visionOS, iOS and iPadOS up to 26.0 and classified as critical. This issue affects some unknown functionality of the component Media File Handler. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in tvOS 26.1, macOS Tahoe 26.1, iOS 26.1 and iPadOS 26.1, iOS 18.7.2 and iPadOS 18.7.2, visionOS 26.1. Processing a maliciously crafted media file may lead to unexpected app termination or corrupt process memory.

The advisory is shared at support.apple.com. The identification of this vulnerability is CVE-2025-43386 since 04/16/2025. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 12/18/2025).

Upgrading to version 26.1 eliminates this vulnerability.

The vulnerability is also documented in the databases at EUVD (EUVD-2025-37721) and CERT Bund (WID-SEC-2025-2475). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Affected

  • Apple macOS

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: tvOS/visionOS/iOS/iPadOS 26.1

Timelineinfo

04/16/2025 CVE reserved
11/04/2025 +202 days Advisory disclosed
11/04/2025 +0 days VulDB entry created
12/18/2025 +44 days VulDB entry last update

Sourcesinfo

Vendor: apple.com

Advisory: support.apple.com
Status: Confirmed

CVE: CVE-2025-43386 (🔒)
GCVE (CVE): GCVE-0-2025-43386
GCVE (VulDB): GCVE-100-331025
EUVD: 🔒
CERT Bund: WID-SEC-2025-2475 - Apple macOS: Mehrere Schwachstellen

scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 11/04/2025 07:34
Updated: 12/18/2025 03:04
Changes: 11/04/2025 07:34 (57), 11/14/2025 12:35 (7), 11/15/2025 21:27 (1), 12/18/2025 03:04 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

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