ALSA-2021:4622

    Dashboard / Vulnerabilities / ALSA-2021:4622

    ALSA-2021:4622

    Published: 11 Nov 2021Last Modified: 4 Feb 2026

    Summary: Important: freerdp security update

    Details: FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. The xfreerdp client can connect to RDP servers such as Microsoft Windows machines, xrdp, and VirtualBox. Security Fix(es): * freerdp: improper client input validation for gateway connections allows to overwrite memory (CVE-2021-41159) * freerdp: improper region checks in all clients allow out of bound write to memory (CVE-2021-41160) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

    References: https://errata.almalinux.org/8/ALSA-2021-4622.html, https://vulners.com/cve/CVE-2021-41159, https://vulners.com/cve/CVE-2021-41160

    Affected packages

    Package

    Name: freerdp

    Purl: pkg:rpm/almalinux/freerdp

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2:2.2.0-7.el8_5

    Affected versions

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    ALSA-2021:4622 | CVE-DB