CVE-2018-7541 Privilege escalation in n/a

High 8.8 Published Updated

Guest OS users can crash the hypervisor or gain privileges by triggering a grant-table transition from v2 to v1.

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-2018-7541?

CVE-2018-7541 is a high-severity vulnerability in Debian Debian Linux, published on 27 Feb 2018. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

An issue was discovered in Xen through 4.10.x allowing guest OS users to cause a denial of service (hypervisor crash) or gain privileges by triggering a grant-table transition from v2 to v1.

Which versions are affected by CVE-2018-7541?

It affects 2 products.

Products include Debian Debian Linux, Xen Xen.

How do I fix CVE-2018-7541?

Apply the vendor's patch.

Is CVE-2018-7541 being exploited?

There is no known exploitation of CVE-2018-7541 in the wild and no public exploit code.

All Debian Debian Linux vulnerabilities

Sources

Also known as ALPINE-CVE-2018-7541, DEBIAN-CVE-2018-7541, GHSA-5f4c-q2q8-8v2r, UBUNTU-CVE-2018-7541.

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