[ALSA-2021:1811] Moderate: libvncserver security update
Type:
security
Severity:
moderate
Release date:
2021-05-18
Description:
LibVNCServer is a C library that enables you to implement VNC server functionality into own programs. Security Fix(es): * libvncserver: uninitialized memory contents are vulnerable to Information Leak (CVE-2018-21247) * libvncserver: buffer overflow in ConnectClientToUnixSock() (CVE-2019-20839) * libvncserver: libvncserver/rfbregion.c has a NULL pointer dereference (CVE-2020-14397) * libvncserver: libvncclient/rfbproto.c does not limit TextChat size (CVE-2020-14405) * libvncserver: libvncserver/rfbserver.c has a divide by zero which could result in DoS (CVE-2020-25708) 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.
Updated packages:
  • libvncserver-0.9.11-17.el8.i686.rpm
  • libvncserver-0.9.11-17.el8.x86_64.rpm
  • libvncserver-devel-0.9.11-17.el8.i686.rpm
  • libvncserver-devel-0.9.11-17.el8.x86_64.rpm
Notes:
This page is generated automatically and has not been checked for errors. For clarification or corrections please contact the AlmaLinux Packaging Team.