Apple visionOS Web memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Apple visionOS. Affected by this vulnerability is an unknown functionality of the component Web Handler. The manipulation results in memory corruption. This vulnerability is known as CVE-2025-31278. It is possible to launch the attack remotely. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Apple visionOS (unknown version). It has been classified as critical. Affected is an unknown code block of the component Web Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

The issue was addressed with improved memory handling. This issue is fixed in iPadOS 17.7.9, watchOS 11.6, visionOS 2.6, iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6, tvOS 18.6. Processing maliciously crafted web content may lead to memory corruption.

The advisory is shared for download at support.apple.com. This vulnerability is traded as CVE-2025-31278 since 03/27/2025. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 08/25/2025).

The vulnerability scanner Nessus provides a plugin with the ID 245574 (Fedora 42 : webkitgtk (2025-61ca72f430)), which helps to determine the existence of the flaw in a target environment.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (245574) and CERT Bund (WID-SEC-2025-1703). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Affected

  • Debian Linux
  • Amazon Linux 2
  • Red Hat Enterprise Linux
  • Fedora Linux
  • Ubuntu Linux
  • SUSE Linux
  • Oracle Linux
  • IGEL OS
  • Open Source WebKitGTK

Productinfo

Type

Vendor

Name

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: Memory corruption
CWE: 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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Nessus ID: 245574
Nessus Name: Fedora 42 : webkitgtk (2025-61ca72f430)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Timelineinfo

03/27/2025 CVE reserved
07/30/2025 +124 days Advisory disclosed
07/30/2025 +0 days VulDB entry created
08/25/2025 +26 days VulDB entry last update

Sourcesinfo

Vendor: apple.com

Advisory: support.apple.com
Status: Confirmed

CVE: CVE-2025-31278 (🔒)
GCVE (CVE): GCVE-0-2025-31278
GCVE (VulDB): GCVE-100-318120
CERT Bund: WID-SEC-2025-1703 - WebKitGTK: Mehrere Schwachstellen

Entryinfo

Created: 07/30/2025 08:16
Updated: 08/25/2025 23:39
Changes: 07/30/2025 08:16 (54), 07/30/2025 13:21 (1), 08/04/2025 14:54 (7), 08/08/2025 15:52 (2), 08/25/2025 23:39 (1)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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