CVE-2019-0157 Denial of service in Intel(R) SGX for Linux
An authenticated local user can cause a denial of service in the Intel SGX Linux driver due to insufficient input validation.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-0157?
CVE-2019-0157 is a medium-severity denial of service vulnerability in Intel(R) SGX for Linux, published on 13 Jun 2019. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Insufficient input validation in the Intel(R) SGX driver for Linux may allow an authenticated user to potentially enable a denial of service via local access.
Weakness: CWE-20
Which versions are affected by CVE-2019-0157?
It affects 2 products.
Products include Intel Software Guard Extensions, Intel Software Guard Extensions Data Center Attestation Primitives.
How do I fix CVE-2019-0157?
No fix has been published for CVE-2019-0157 yet. Limit exposure of the affected software until one is available.
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-2019-0157 being exploited?
There is no known exploitation of CVE-2019-0157 in the wild and no public exploit code.
Other vulnerabilities in Intel(R) SGX for Linux
Sources
Also known as GHSA-6w2r-22xp-qm9q.