ALSA-2024:0557

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ALSA-2024:0557

Summary: Important: tigervnc security 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. Security Fix(es): * xorg-x11-server: Heap buffer overflow in DeviceFocusEvent and ProcXIQueryPointer (CVE-2023-6816) * xorg-x11-server: reattaching to different master device may lead to out-of-bounds memory access (CVE-2024-0229) * xorg-x11-server: heap buffer overflow in XISendDeviceHierarchyEvent (CVE-2024-21885) * xorg-x11-server: heap buffer overflow in DisableDevice (CVE-2024-21886) 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://access.redhat.com/errata/RHSA-2024:0557, https://access.redhat.com/security/cve/CVE-2023-6816, https://access.redhat.com/security/cve/CVE-2024-0229, https://access.redhat.com/security/cve/CVE-2024-21885, https://access.redhat.com/security/cve/CVE-2024-21886, https://bugzilla.redhat.com/2256540, https://bugzilla.redhat.com/2256542, https://bugzilla.redhat.com/2256690, https://bugzilla.redhat.com/2257691, https://errata.almalinux.org/9/ALSA-2024-0557.html