CVE-2015-5261 Memory corruption in n/a
Guest OS users can exploit a heap buffer overflow in SPICE to read and write arbitrary host memory, potentially leading to code execution or privilege escalation.
- 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-2015-5261?
CVE-2015-5261 is a high-severity memory corruption vulnerability in Canonical Ubuntu Linux, published on 7 Jun 2016. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Heap-based buffer overflow in SPICE before 0.12.6 allows guest OS users to read and write to arbitrary memory locations on the host via guest QXL commands related to surface creation.
Weakness: CWE-119
Which versions are affected by CVE-2015-5261?
It affects 9 products.
Products include Canonical Ubuntu Linux, Debian Debian Linux, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Hpc Node, Redhat Enterprise Linux Hpc Node Eus, Redhat Enterprise Linux Server and 3 more.
How do I fix CVE-2015-5261?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2015-5261 being exploited?
There is no known exploitation of CVE-2015-5261 in the wild and no public exploit code.
Other vulnerabilities in Canonical Ubuntu Linux
Sources
Also known as DEBIAN-CVE-2015-5261, GHSA-w69p-8vxh-m87g, UBUNTU-CVE-2015-5261.