CVE-2025-43234: Apple iPadOS vulnerability (CVSS 9.8)

Description

Multiple memory corruption issues were addressed with improved input validation. This issue is fixed in iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6, tvOS 18.6, visionOS 2.6, watchOS 11.6. Processing a maliciously crafted texture may lead to unexpected app termination.

CVSS 3.1 breakdown

Attack vectorNetwork

Attack complexityLow

Privileges requiredNone

User interactionNone

ScopeUnchanged

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Apple iPadOS< 18.6

Apple iPhone OS< 18.6

Apple macOS< 15.6

Apple Tvos< 18.6

Apple Visionos< 2.6

Apple Watchos< 11.6

Remediation

Fixed in

Apple iPadOS≥ 18.6

Apple iPhone OS≥ 18.6

Apple macOS≥ 15.6

Apple Tvos≥ 18.6

Apple Visionos≥ 2.6

Apple Watchos≥ 11.6

Patch & vendor advisories

References

http://seclists.org/fulldisclosure/2025/Jul/30
http://seclists.org/fulldisclosure/2025/Jul/32
http://seclists.org/fulldisclosure/2025/Jul/35
http://seclists.org/fulldisclosure/2025/Jul/37
https://support.apple.com/en-us/124147Release NotesVendor Advisory
https://support.apple.com/en-us/124149Release NotesVendor Advisory
https://support.apple.com/en-us/124153Release NotesVendor Advisory
https://support.apple.com/en-us/124154Release NotesVendor Advisory
https://support.apple.com/en-us/124155Release NotesVendor Advisory

Related CVEs

Recent high-severity vulnerabilities sharing a weakness type.

Frequently asked

Is CVE-2025-43234 being actively exploited?

CVE-2025-43234 is not in the CISA KEV catalog. Its EPSS exploit probability is 1.00%.

How severe is CVE-2025-43234?

CVE-2025-43234 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 1.00% probability of exploitation.

Which products are affected by CVE-2025-43234?

Affected products include Apple iPadOS, Apple iPhone OS, Apple macOS, Apple Tvos, Apple Visionos, and 1 more.

How do I fix CVE-2025-43234?

Upgrade affected software to a fixed version, for example Apple iPadOS 18.6, Apple iPhone OS 18.6, Apple macOS 15.6 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2025-43234 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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