CVE-2020-25650

MediumCVSS 5.5/10Last modified Jun 17, 2026

Description

A flaw was found in the way the spice-vdagentd daemon handled file transfers from the host system to the virtual machine. Any unprivileged local guest user with access to the UNIX domain socket path `/run/spice-vdagentd/spice-vdagent-sock` could use this flaw to perform a memory denial of service for spice-vdagentd or even other processes in the VM system. The highest threat from this vulnerability is to system availability. This flaw affects spice-vdagent versions 0.20 and previous versions.

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-770

Affected software

Vendor	Product	Versions
n/a	spice-vdagent	spice-vdagent versions prior and including 0.20

References

https://bugzilla.redhat.com/show_bug.cgi?id=1886345Issue Tracking, Patch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/01/msg00012.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GQT56LATVTB2DJOVVJOKQVMVUXYCT2VB/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OIWJ2EIQXWEA2VDBODEATHAT37X4CREP/
https://www.openwall.com/lists/oss-security/2020/11/04/1Exploit, Mailing List, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1886345Issue Tracking, Patch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/01/msg00012.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GQT56LATVTB2DJOVVJOKQVMVUXYCT2VB/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OIWJ2EIQXWEA2VDBODEATHAT37X4CREP/
https://www.openwall.com/lists/oss-security/2020/11/04/1Exploit, Mailing List, Third Party Advisory

Timeline

Published: Nov 25, 2020
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2020

CVE-2020-256516.4A 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 CVE-2020-256525.5A flaw was found in the spice-vdagentd daemon, where it did not properly handle client connections that can be established via the UNIX doma CVE-2020-256536.3A race condition vulnerability was found in the way the spice-vdagentd daemon handled new client connections. This flaw may allow an unprivi CVE-2020-256547.2An ACL bypass flaw was found in pacemaker. An attacker having a local account on the cluster and in the haclient group could use IPC communi CVE-2020-256556.5An issue was discovered in ManagedClusterView API, that could allow secrets to be disclosed to users without the correct permissions. Views CVE-2020-256564.1A flaw was found in the Linux kernel. A use-after-free was found in the way the console subsystem was using ioctls KDGKBSENT and KDSKBSENT. CVE-2020-256575.9A flaw was found in all released versions of m2crypto, where they are vulnerable to Bleichenbacher timing attacks in the RSA decryption API CVE-2020-256585.9It was found that python-rsa is vulnerable to Bleichenbacher timing attacks. An attacker can use this flaw via the RSA decryption API to dec CVE-2020-256595.9python-cryptography 3.2 is vulnerable to Bleichenbacher timing attacks in the RSA decryption API, via timed processing of valid PKCS#1 v1.5 CVE-2020-25664.7Vulnerability in the Oracle Applications Framework product of Oracle E-Business Suite (component: Attachments / File Upload). Supported vers CVE-2020-256608.8A flaw was found in the Cephx authentication protocol in versions before 15.2.6 and before 14.2.14, where it does not verify Ceph clients co CVE-2020-256618.8A Red Hat only CVE-2020-12351 regression issue was found in the way the Linux kernel's Bluetooth implementation handled L2CAP packets with A