Exploit discussion active in current signal (1 latest mentions)
Recommended action window: High priority (within 72h)
NVD description
An out-of-bounds write issue was addressed with improved input validation. This issue is fixed in iOS 18.4 and iPadOS 18.4, macOS Sequoia 15.4, visionOS 2.4, watchOS 11.4. An app may be able to cause unexpected system termination or write kernel memory.
Priority
MEDIUM
Exploitation
NONE
PoC
YES
Patch
AVAILABLE
Momentum
STABLE
If you run products in this scope, you should treat this CVE as relevant to your environment.
CVE-2025-24257 — IOGPUFamily kernel heap OOB write on iOS 18.3 .. First public PoC — built entirely with [ClaudeCode] https://github.com/crazymind90/CVE_2025_24257----NOT-MINE
Post summary
A public PoC for CVE‑2025‑24257, an iOS 18.3 kernel heap OOB write, has been released on GitHub, but there is no evidence of current exploitation or available patches.
CVE-2025-24257 — IOGPUFamily kernel heap OOB write on iOS 18.3 .. First public PoC — built entirely https://github.com/crazymind90/CVE_2025_24257----NOT-MINE
Post summary
The post announces CVE‑2025‑24257, a kernel heap out‑of‑bounds write in iOS 18.3’s IOGPUFamily, and reports that a public proof‑of‑concept is now available via a GitHub repository.
@Hermes_tooll iOS kernel heap OOB write via IOGPUFamily bitmap_mask underflow - CVE-2025-24257 PoC going public is a big deal for mobile security teams. Time to verify your iOS fleet is patched. Stay on top of Apple vulnerabilities: http://vulntracker.io
Post summary
The tweet announces that a PoC for CVE-2025-24257 has been made public and urges iOS security teams to confirm they have applied available patches.
4 of 4 entries
| Part | Vendor | Product | Version | Target SW | Target HW |
|---|---|---|---|---|---|
| OS | apple | ipados | - | - | - |
| OS | apple | iphone_os | - | - | - |
| OS | apple | macos | - | - | - |
| OS | apple | visionos | - | - | - |