CVE-2017-9503 Null dereference in n/a
Local privileged guest users can crash the QEMU process via a NULL pointer dereference in MegaRAID emulation, causing denial of service.
- 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-2017-9503?
CVE-2017-9503 is a medium-severity vulnerability in Debian Debian Linux, published on 16 Jun 2017. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
QEMU (aka Quick Emulator), when built with MegaRAID SAS 8708EM2 Host Bus Adapter emulation support, allows local guest OS privileged users to cause a denial of service (NULL pointer dereference and QEMU process crash) via vectors involving megasas command processing.
Weakness: CWE-476
Which versions are affected by CVE-2017-9503?
It affects 2 products.
Products include Debian Debian Linux, Qemu Qemu.
How do I fix CVE-2017-9503?
Apply the vendor's patch.
Is CVE-2017-9503 being exploited?
There is no known exploitation of CVE-2017-9503 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as DEBIAN-CVE-2017-9503, GHSA-f8cp-6xg3-m3rg, UBUNTU-CVE-2017-9503.