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Fedora 37: 2023-66d5af0278 Critical: TigerVNC Overlay Window Escalation

Fixes CVE-2023-1393: X.Org Server Overlay Window Use-After-Free Local Privilege Escalation Vulnerability. --------------------------------------------------------------------------------Fedora Update Notification FEDORA-2023-66d5af0278 2023-04-03 01:35:18.103069 --------------------------------------------------------------------------------Name : tigervnc Product : Fedora 37 Version : 1.13.1 Release : 3.fc37 URL : https://tigervnc.org/ Summary : A TigerVNC remote display system Description : Virtual Network Computing (VNC) is a remote display system which allows you 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. This package contains a client which will allow you to connect to other desktops running a VNC server. --------------------------------------------------------------------------------Update Information: Fixes CVE-2023-1393: X.Org Server Overlay Window Use-After-Free Local Privilege Escalation Vulnerability --------------------------------------------------------------------------------ChangeLog: * Thu Mar 30 2023 Jan Grulich - 1.13.1-3 - Drop BR: xorg-x11-font-utils CVE-2023-1393 * Thu Mar 30 2023 Jan Grulich - 1.13.1-2 - Rebuild (xorg-x11-server) CVE-2023-1393 --------------------------------------------------------------------------------References: [ 1 ] Bug #2180288 - CVE-2023-1393 xorg-x11-server: X.Org Server Overlay Window Use-After-Free Local Privilege Escalation Vulnerability https://bugzilla.redhat.com/show_bug.cgi?id=2180288 --------------------------------------------------------------------------------This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2023-66d5af0278' at the command line. For more information, refer to the dnf documentation available at https://dnf.readthedocs.io/en/latest/command_ref.html All packages aresigned with the Fedora Project GPG key. More details on the GPG keys used by the Fedora Project can be found at https://fedoraproject.org/security/ --------------------------------------------------------------------------------_______________________________________________ package-announce mailing list -- This email address is being protected from spambots. You need JavaScript enabled to view it. To unsubscribe send an email to This email address is being protected from spambots. You need JavaScript enabled to view it. Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/ List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/This email address is being protected from spambots. You need JavaScript enabled to view it./ Do not reply to spam, report it: . Significant announcement regarding TigerVNC in Fedora 37 addresses a severe local privilege escalation vulnerability associated with overlay interfaces.. TigerVNC, Fedora 37, Local Escalation, Security Update, Overlay Window. . Severity: Critical. LinuxSecurity.com Team

Apr 03, 2023 •Critical Fedora