Advisory Published

USN-6522-1: FreeRDP vulnerabilities

First published: Wed Nov 29 2023(Updated: )

It was discovered that FreeRDP incorrectly handled drive redirection. If a user were tricked into connection to a malicious server, a remote attacker could use this issue to cause FreeRDP to crash, resulting in a denial of service, or possibly obtain sensitive information. (CVE-2022-41877) It was discovered that FreeRDP incorrectly handled certain surface updates. A remote attacker could use this issue to cause FreeRDP to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2023-39352, CVE-2023-39356)

Affected SoftwareAffected VersionHow to fix
All of
ubuntu/libfreerdp2-2<2.10.0+dfsg1-1.1ubuntu1.1
2.10.0+dfsg1-1.1ubuntu1.1
=23.10
All of
ubuntu/libfreerdp2-2<2.10.0+dfsg1-1ubuntu0.3
2.10.0+dfsg1-1ubuntu0.3
=23.04
All of
ubuntu/libfreerdp2-2<2.6.1+dfsg1-3ubuntu2.5
2.6.1+dfsg1-3ubuntu2.5
=22.04
All of
ubuntu/libfreerdp2-2<2.2.0+dfsg1-0ubuntu0.20.04.6
2.2.0+dfsg1-0ubuntu0.20.04.6
=20.04

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Reference Links

Child vulnerabilities

(Contains the following vulnerabilities)

Frequently Asked Questions

  • What is the vulnerability ID for this advisory?

    The vulnerability ID for this advisory is CVE-2022-41877.

  • What is the severity of CVE-2022-41877?

    The severity of CVE-2022-41877 is not mentioned in the advisory.

  • How can a remote attacker exploit CVE-2022-41877?

    A remote attacker can exploit CVE-2022-41877 by tricking a user into connecting to a malicious server, which can cause FreeRDP to crash or potentially obtain sensitive information.

  • How can I fix CVE-2022-41877?

    To fix CVE-2022-41877, update the libfreerdp2-2 package to version 2.10.0+dfsg1-1.1ubuntu1.1, or a later version, depending on your Ubuntu release.

  • Where can I find more information about CVE-2022-41877?

    You can find more information about CVE-2022-41877 at the following link: [CVE-2022-41877](https://ubuntu.com/security/CVE-2022-41877).

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