CVE-2024-27834 Security feature bypass in Safari
An attacker with arbitrary read and write capability can bypass Pointer Authentication in Apple Safari and operating systems.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-27834?
CVE-2024-27834 is a high-severity vulnerability in Apple Ipados, published on 13 May 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The issue was addressed with improved checks. This issue is fixed in Safari 17.5, iOS 16.7.8 and iPadOS 16.7.8, iOS 17.5 and iPadOS 17.5, macOS Sonoma 14.5, tvOS 17.5, watchOS 10.5. An attacker with arbitrary read and write capability may be able to bypass Pointer Authentication.
Weakness: CWE-277
Which versions are affected by CVE-2024-27834?
It affects 9 products.
Products include Apple Ipados, Apple Iphone Os, Apple Macos, Apple Safari, Apple Tvos, Apple Watchos and 3 more.
How do I fix CVE-2024-27834?
Upgrade to a fixed version.
Is CVE-2024-27834 being exploited?
There is no known exploitation of CVE-2024-27834 in the wild and no public exploit code.
Other vulnerabilities in Apple Ipados
- CVE-2025-43300 Apple iOS, iPadOS, and macOS Out-of-Bounds Write
- CVE-2025-24201 Apple Multiple Products WebKit Out-of-Bounds Write
- CVE-2025-24085 Apple Multiple Products Use-After-Free
- CVE-2025-31200 Apple Multiple Products Memory Corruption
- CVE-2025-31201 Apple Multiple Products Arbitrary Read and Write
Sources
Also known as DEBIAN-CVE-2024-27834, GHSA-4rmp-jjj9-cfm4, MGASA-2024-0208, UBUNTU-CVE-2024-27834, USN-6788-1, openSUSE-SU-2024:14027-1.