CVE-2024-25742 Denial of service in n/a
An untrusted hypervisor can inject virtual interrupts to trigger handlers, causing denial of service in AMD SEV-SNP/ES environments.
- 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-2024-25742?
CVE-2024-25742 is a medium-severity denial of service vulnerability in n/a, published on 17 May 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In the Linux kernel before 6.9, an untrusted hypervisor can inject virtual interrupt 29 (#VC) at any point in time and can trigger its handler. This affects AMD SEV-SNP and AMD SEV-ES.
Weakness: CWE-828
Which versions are affected by CVE-2024-25742?
How do I fix CVE-2024-25742?
Upgrade to a fixed version.
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-2024-25742 being exploited?
There is no known exploitation of CVE-2024-25742 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2024-25742, ROOT-OS-DEBIAN-11-CVE-2024-25742, ROOT-OS-DEBIAN-12-CVE-2024-25742, UBUNTU-CVE-2024-25742.