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Mallory
High

Kernel arbitrary code execution in Apple operating systems

IdentifiersCVE-2023-32734CWE-787

Apple states that CVE-2023-32734 was addressed with improved memory handling and fixed in iOS 16.6 and iPadOS 16.6, tvOS 16.6, macOS Ventura 13.5, and watchOS 9.6. The available description indicates that an app may be able to execute arbitrary code with kernel privileges. Based on the provided content, this is a memory-handling flaw in Apple software that can be triggered by a local application to achieve kernel-level code execution. Specific vulnerable component, function, and root-cause details beyond Apple’s statement are not provided in the supplied content.

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For your environment

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ANALYST BRIEF

Impact, mitigation & remediation

What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.

Impact

What an attacker gets, and what they’ve been doing with it.

Successful exploitation allows a local application to execute arbitrary code in kernel context. This can result in full compromise of the affected device, including bypass of application sandbox boundaries, elevation to the highest privilege level, tampering with kernel state, installation of persistent malware, access to sensitive data, and potential disabling of security controls.

Mitigation

If you can’t patch tonight, do this now.

If immediate patching is not possible, reduce exposure by limiting installation and execution of untrusted or unnecessary applications, enforcing application allowlisting where available, and restricting local code execution paths on managed devices. Because the issue is exploitable by an app, strong mobile device management controls and rapid deployment of Apple security updates are the primary mitigations. No specific workaround is provided in the supplied content.

Remediation

Patch, then assume compromise.

Apply the vendor fixes released by Apple. According to the provided content, the issue is fixed in iOS 16.6 and iPadOS 16.6, tvOS 16.6, macOS Ventura 13.5, and watchOS 9.6. Systems should be updated to these versions or later.
PUBLIC EXPLOITS

Exploits

No public exploits tracked yet. Mallory keeps watching.

VALID 0 / 0 TOTALView more in app

No public exploit code observed for this vulnerability.

EXPOSURE SURFACE

Affected products & vendors

Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.

VendorProductType
AppleIpadosoperating_system
AppleIphone Osoperating_system
AppleMacosoperating_system
AppleTvosoperating_system
AppleWatchosoperating_system

Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.

What this page doesn’t show

The version that knows your environment.

This page is what’s public. Mallory adds the parts that aren’t: which of your assets are affected, which adversaries are exploiting it right now, which detections to deploy, and what to do tonight.
Exposure mapping

Query your assets running an affected version, and investigate the blast radius.

Threat actor evidence

Every observed campaign linking this CVE to a named adversary.

Associated malware

Malware families riding this exploit, with evidence and IOCs.

Detection signatures

YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.

Vendor-by-vendor mapping

Cross-references every affected SKU, including bundled OEM variants.

Social activity

Community discussion across Reddit, Mastodon, and other social sources.