RLSA-2021:1783

    Dashboard / Vulnerabilities / RLSA-2021:1783

    RLSA-2021:1783

    Published: 18 May 2021Last Modified: 5 Feb 2026
    Upstream:

    Summary: Moderate: tigervnc security, bug fix, and enhancement update

    Details: Virtual Network Computing (VNC) is a remote display system which allows users to view a computing desktop environment not only on the machine where it is running, but from anywhere on the Internet and from a wide variety of machine architectures. TigerVNC is a suite of VNC servers and clients. The following packages have been upgraded to a later upstream version: tigervnc (1.11.0). (BZ#1880985) Security Fix(es): * tigervnc: certificate exceptions stored as authorities (CVE-2020-26117) 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. Additional Changes: For detailed information on changes in this release, see the Rocky Linux 8.4 Release Notes linked from the References section.

    Affected packages

    Package

    Name: tigervnc

    Purl: pkg:rpm/rocky-linux/tigervnc?distro=rocky-linux-8-4-legacy&epoch=0

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -0:1.11.0-6.el8

    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
    RLSA-2021:1783 | CVE-DB