ALSA-2023:2257

Dashboard / Vulnerabilities / ALSA-2023:2257

ALSA-2023:2257

Summary: Moderate: tigervnc security and bug fix 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: XkbGetKbdByName use-after-free (CVE-2022-4283) * xorg-x11-server: XTestSwapFakeInput stack overflow (CVE-2022-46340) * xorg-x11-server: XIPassiveUngrab out-of-bounds access (CVE-2022-46341) * xorg-x11-server: XvdiSelectVideoNotify use-after-free (CVE-2022-46342) * xorg-x11-server: ScreenSaverSetAttributes use-after-free (CVE-2022-46343) * xorg-x11-server: XIChangeProperty out-of-bounds access (CVE-2022-46344) 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 AlmaLinux Release Notes linked from the References section.

References: https://access.redhat.com/errata/RHSA-2023:2257, https://access.redhat.com/security/cve/CVE-2022-4283, https://access.redhat.com/security/cve/CVE-2022-46340, https://access.redhat.com/security/cve/CVE-2022-46341, https://access.redhat.com/security/cve/CVE-2022-46342, https://access.redhat.com/security/cve/CVE-2022-46343, https://access.redhat.com/security/cve/CVE-2022-46344, https://bugzilla.redhat.com/2151755, https://bugzilla.redhat.com/2151756, https://bugzilla.redhat.com/2151757, https://bugzilla.redhat.com/2151758, https://bugzilla.redhat.com/2151760, https://bugzilla.redhat.com/2151761, https://errata.almalinux.org/9/ALSA-2023-2257.html