CVE-2020-25651

NameCVE-2020-25651
DescriptionA 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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-2524-1
NVD severitylow
Debian Bugs973769

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
spice-vdagent (PTS)stretch0.17.0-1vulnerable
stretch (security)0.17.0-1+deb9u1fixed
buster0.18.0-1vulnerable
bullseye, sid0.20.0-2fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
spice-vdagentsourcestretch0.17.0-1+deb9u1DLA-2524-1
spice-vdagentsource(unstable)0.20.0-2973769

Notes

https://www.openwall.com/lists/oss-security/2020/11/04/1
https://gitlab.freedesktop.org/spice/linux/vd_agent/-/commit/1a8b93ca6ac0b690339ab7f0afc6fc45d198d332
https://gitlab.freedesktop.org/spice/linux/vd_agent/-/commit/9d35d8a86fb310fc1f29d428c0a96995948d2357
https://gitlab.freedesktop.org/spice/linux/vd_agent/-/commit/e4bfd1b632b6c14e8411dbe3565115a78cd3d256
https://gitlab.freedesktop.org/spice/linux/vd_agent/-/commit/b7db1c20c9f80154fb54392eb44add3486d3e427

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