CVE-2020-25651 Race condition in spice-vdagent

What is CVE-2020-25651?

CVE-2020-25651 is a medium-severity vulnerability in Debian Debian Linux, published on 26 Nov 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A flaw was found in the SPICE file transfer protocol. File data from the host system can end up in full or in parts in the client connection of an illegitimate local user in the VM system. Active file transfers from other users could also be interrupted, resulting in a denial of service. The highest threat from this vulnerability is to data confidentiality as well as system availability. This flaw affects spice-vdagent versions 0.20 and prior.

Weakness: CWE-362

Which versions are affected by CVE-2020-25651?

It affects 3 products.

Products include Debian Debian Linux, Fedoraproject Fedora, Spice-Space Spice-Vdagent.

How do I fix CVE-2020-25651?

Upgrade to a fixed version.

Is CVE-2020-25651 being exploited?

There is no known exploitation of CVE-2020-25651 in the wild and no public exploit code.

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All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as AZL-7363, DEBIAN-CVE-2020-25651, GHSA-gjj5-vggp-jg8p, UBUNTU-CVE-2020-25651.