CVE-2014-0146 Null dereference in n/a
Local attackers can cause a denial of service in QEMU by providing a crafted qcow2 image that triggers a NULL pointer dereference.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2014-0146?
CVE-2014-0146 is a medium-severity vulnerability in Qemu Qemu, published on 10 Aug 2017. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
The qcow2_open function in the (block/qcow2.c) in QEMU before 1.7.2 and 2.x before 2.0.0 allows local users to cause a denial of service (NULL pointer dereference) via a crafted image which causes an error, related to the initialization of the snapshot_offset and nb_snapshots fields.
Weakness: CWE-476
Which versions are affected by CVE-2014-0146?
It affects 1 product.
Products include Qemu Qemu.
How do I fix CVE-2014-0146?
Upgrade to a fixed version.
Is CVE-2014-0146 being exploited?
There is no known exploitation of CVE-2014-0146 in the wild and no public exploit code.
Other vulnerabilities in Qemu Qemu
Sources
Also known as DEBIAN-CVE-2014-0146, GHSA-jfvf-g3qm-f87g.