CVE-2024-53201
📋 TL;DR
This CVE describes a null pointer dereference vulnerability in the AMD display driver within the Linux kernel. If exploited, it could cause a kernel panic or system crash, affecting systems running vulnerable Linux kernel versions with AMD graphics hardware. The vulnerability requires local access to trigger.
💻 Affected Systems
- Linux kernel with AMD display driver (drm/amd/display)
📦 What is this software?
Linux Kernel by Linux
The Linux Kernel is the core component of the Linux operating system, serving as the critical interface between computer hardware and software processes. As the heart of millions of servers, cloud infrastructure, embedded systems, Android devices, and IoT deployments worldwide, the Linux Kernel mana...
Learn more about Linux Kernel →Linux Kernel by Linux
The Linux Kernel is the core component of the Linux operating system, serving as the critical interface between computer hardware and software processes. As the heart of millions of servers, cloud infrastructure, embedded systems, Android devices, and IoT deployments worldwide, the Linux Kernel mana...
Learn more about Linux Kernel →Linux Kernel by Linux
The Linux Kernel is the core component of the Linux operating system, serving as the critical interface between computer hardware and software processes. As the heart of millions of servers, cloud infrastructure, embedded systems, Android devices, and IoT deployments worldwide, the Linux Kernel mana...
Learn more about Linux Kernel →⚠️ Risk & Real-World Impact
Worst Case
Kernel panic leading to system crash and denial of service, potentially causing data loss or system instability.
Likely Case
System crash or kernel panic when specific display operations are performed by a local user with appropriate privileges.
If Mitigated
No impact if proper access controls prevent local users from triggering the vulnerable code path.
🎯 Exploit Status
Exploitation requires local access and triggering specific display operations. No public exploit code has been disclosed.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Linux kernel versions containing commits 3609259326171cd5b98462636580fb2ae5c87d40, 6a057072ddd127255350357dd880903e8fa23f36, or 6b4ee2560d4d8de2688da68cd9581177035e0876
Vendor Advisory: https://git.kernel.org/stable/c/3609259326171cd5b98462636580fb2ae5c87d40
Restart Required: Yes
Instructions:
1. Update Linux kernel to a version containing the fix commits. 2. Reboot system to load new kernel. 3. Verify kernel version after reboot.
🔧 Temporary Workarounds
Restrict local user access
linuxLimit local user privileges to reduce attack surface
Implement least privilege principles for user accounts
Use SELinux/AppArmor to restrict display-related operations
🧯 If You Can't Patch
- Implement strict access controls to prevent unauthorized local users from executing display operations
- Monitor system logs for kernel panic events and investigate any crashes related to display operations
🔍 How to Verify
Check if Vulnerable:
Check if current kernel version is before the fix commits by examining kernel source or distribution security advisoriesCheck Version:
uname -rVerify Fix Applied:
Verify kernel version includes one of the fix commits: 3609259326171cd5b98462636580fb2ae5c87d40, 6a057072ddd127255350357dd880903e8fa23f36, or 6b4ee2560d4d8de2688da68cd9581177035e0876📡 Detection & Monitoring
Log Indicators:
- Kernel panic messages in /var/log/kern.log or dmesg
- System crash reports related to display driver
Network Indicators:
- None - local vulnerability only
SIEM Query:
Search for 'kernel panic' or 'Oops' events in system logs, particularly when associated with display operations