CVE-2024-1151 Kernel: stack overflow problem in open vswitch kernel module leading to dos
A stack overflow in the Linux kernel Open vSwitch module allows attackers to cause a system crash via recursive code push operations.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-1151?
CVE-2024-1151 is a medium-severity denial of service vulnerability in Debian Debian Linux, published on 11 Feb 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A vulnerability was reported in the Open vSwitch sub-component in the Linux Kernel. The flaw occurs when a recursive operation of code push recursively calls into the code block. The OVS module does not validate the stack depth, pushing too many frames and causing a stack overflow. As a result, this can lead to a crash or other related issues.
Which versions are affected by CVE-2024-1151?
It affects 4 products.
Products include Debian Debian Linux, Fedoraproject Fedora, Linux kernel, Redhat Enterprise Linux.
How do I fix CVE-2024-1151?
Apply the vendor's patch.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2024-1151 being exploited?
There is no known exploitation of CVE-2024-1151 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as AZL-35477, AZL-48623, AZL-48695, DEBIAN-CVE-2024-1151, GHSA-g7f3-4crr-9hfj, OESA-2024-1259 and 2 more.