CVE-2024-44285 Overview
CVE-2024-44285 is a use-after-free vulnerability [CWE-416] affecting multiple Apple operating systems. A local application can trigger the flaw to cause unexpected system termination or corrupt kernel memory. Apple addressed the issue with improved memory management in iOS 18.1, iPadOS 18.1, macOS Sequoia 15.1, tvOS 18.1, visionOS 2.1, and watchOS 11.1.
Critical Impact
A malicious application with local access can corrupt kernel memory, leading to system crashes or potential elevation of privilege on affected Apple devices.
Affected Products
- Apple iOS and iPadOS before 18.1
- Apple macOS Sequoia before 15.1, tvOS before 18.1
- Apple visionOS before 2.1 and watchOS before 11.1
Discovery Timeline
- 2024-10-28 - CVE-2024-44285 published to NVD
- 2026-06-17 - Last updated in NVD database
Technical Details for CVE-2024-44285
Vulnerability Analysis
CVE-2024-44285 is a use-after-free (UAF) condition within Apple operating system kernel code. Use-after-free occurs when code continues to reference a memory region after that region has been freed. Attacker-controlled data can then occupy the reclaimed allocation, causing the stale pointer dereference to operate on adversary-supplied contents.
In kernel context, this class of bug can be leveraged to corrupt kernel data structures, tamper with function pointers, or destabilize the running system. Apple's advisories confirm the outcome as unexpected system termination or kernel memory corruption. Successful exploitation typically requires precise heap grooming and race timing to reclaim the freed object with useful data.
Root Cause
The root cause is improper object lifetime management in an affected kernel component. A reference to a kernel object persists after the object is released, enabling subsequent operations to act on freed memory. Apple's fix note attributes the remediation to improved memory management, indicating tightened reference handling and allocation lifecycle checks.
Attack Vector
Exploitation requires local access. An attacker must run code on the device, typically through a malicious or compromised application. Once running, the attacker triggers the vulnerable code path to induce the free-then-reuse sequence. No user interaction beyond running the malicious app is required. Public technical proof-of-concept code for CVE-2024-44285 has not been published in the referenced advisories, and the vulnerability is not listed on the CISA Known Exploited Vulnerabilities catalog.
See the Apple Support Article #121564 and the Full Disclosure Mailing List Post (Oct 9, 2024) for vendor and community context.
Detection Methods for CVE-2024-44285
Indicators of Compromise
- Unexpected kernel panics or spontaneous reboots on Apple devices running vulnerable OS versions.
- Repeated crash reports referencing kernel components following execution of a newly installed application.
- Installation of untrusted or sideloaded applications immediately preceding stability issues.
Detection Strategies
- Inventory Apple endpoints and compare installed OS versions against the fixed builds listed in Apple's advisories.
- Collect and review kernel panic logs (panic.ips) from managed macOS and iOS fleets through MDM diagnostics.
- Monitor application installation events for unsigned or unusual bundles that appear before crash telemetry spikes.
Monitoring Recommendations
- Forward device crash and diagnostic reports to a centralized logging or SIEM platform for correlation.
- Alert on repeated kernel termination events from the same device or user identity within short time windows.
- Track MDM compliance for OS patch level and flag devices remaining on pre-18.1 / pre-15.1 builds.
How to Mitigate CVE-2024-44285
Immediate Actions Required
- Update all affected Apple devices to iOS 18.1, iPadOS 18.1, macOS Sequoia 15.1, tvOS 18.1, visionOS 2.1, or watchOS 11.1 or later.
- Restrict installation of untrusted third-party or sideloaded applications on managed devices.
- Enforce OS minimum version requirements through Mobile Device Management (MDM) policies.
Patch Information
Apple released fixes in the following updates: iOS 18.1 and iPadOS 18.1 (Apple Support Article #121563), macOS Sequoia 15.1 (Apple Support Article #121564), tvOS 18.1 (Apple Support Article #121566), visionOS 2.1 (Apple Support Article #121569), and watchOS 11.1 (Apple Support Article #121565). Apply the vendor patch as the primary remediation.
Workarounds
- No official workaround is documented by Apple; patching is the required remediation.
- Reduce risk by limiting app installations to the App Store and blocking unknown developer profiles through MDM until updates are applied.
- Use configuration profiles to restrict device usage on non-compliant endpoints pending patch deployment.
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
