Buffer overflow in SPICE - CVE-2020-14355

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Main Vulnerability Database Vulnerabilities #VU47486

Buffer overflow in SPICE - CVE-2020-14355

Published: October 7, 2020 / Updated: October 9, 2020


Vulnerability identifier: #VU47486
CSH Severity: High
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-14355
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the QUIC image decoding process of the SPICE remote display system. A remote user can pass specially crafted data to the server or client application, trigger memory corruption in the QUIC image compression algorithm and crash the application or execute arbitrary code on the system.



Affected software

SPICE
Arch Linux
SUSE Manager Proxy
SUSE CaaS Platform
SUSE Manager Server
SUSE Manager Retail Branch Server
SUSE Enterprise Storage
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for Scientific Computing
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux Desktop
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux Server
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for ARM 64
Red Hat CodeReady Linux Builder for x86_64
Red Hat CodeReady Linux Builder for ARM 64
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support
Red Hat CodeReady Linux Builder for ARM 64 - Extended Update Support
Red Hat Enterprise Linux Server - TUS
SUSE Linux Enterprise Server
Ubuntu
SUSE Linux Enterprise Server for SAP
SUSE Linux Enterprise High Performance Computing
Opensuse
openEuler
spice (Debian package)
spice-gtk (Red Hat package)
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
Red Hat Enterprise Linux Server for x86_64 - Update Services for SAP Solutions
libspice-server1 (Ubuntu package)
spice-debugsource
libspice-server1-debuginfo
libspice-server1
libspice-server-devel
spice (Red Hat package)
spice
spice-server-devel
spice-debuginfo
spice-server
spice-help
libspice-client-glib-helper-debuginfo
libspice-client-glib-2_0-8-debuginfo
libspice-client-glib-2_0-8
libspice-client-glib-helper
libspice-client-gtk-2_0-4
libspice-client-gtk-2_0-4-debuginfo
libspice-client-gtk-3_0-4
libspice-client-gtk-3_0-4-debuginfo
libspice-controller0
libspice-controller0-debuginfo
spice-gtk-debuginfo
spice-gtk-debugsource
typelib-1_0-SpiceClientGlib-2_0
typelib-1_0-SpiceClientGtk-3_0
spice-gtk-devel
libspice-client-gtk-3_0-5-debuginfo
libspice-client-gtk-3_0-5

How to mitigate CVE-2020-14355

Install updates from vendor's website.

SPICE - update to 0.14.3
spice (Debian package) - update to 0.14.0-1.3+deb10u1
spice-gtk (Red Hat package) - addressed in versions 0.35-5.el7_9.1, 0.35-7.el8_0.1, 0.37-1.el8_1.2, 0.37-1.el8_2.2
libspice-server1 (Ubuntu package) - addressed in versions 0.12.4-0nocelt2ubuntu1.8+esm1, 0.12.6-4ubuntu0.5, 0.14.0-1ubuntu2.5, 0.14.2-4ubuntu3.1
spice-debugsource - addressed in versions 0.12.7-10.12.1, 0.14.0-4.9.1, 0.14.1-4.3.1
libspice-server1-debuginfo - addressed in versions 0.12.7-10.12.1, 0.14.0-4.9.1, 0.14.1-4.3.1
libspice-server1 - addressed in versions 0.12.7-10.12.1, 0.14.0-4.9.1, 0.14.1-4.3.1
libspice-server-devel - addressed in versions 0.14.0-4.9.1, 0.14.1-4.3.1
spice (Red Hat package) - addressed in versions 0.14.0-7.el8_0.1, 0.14.0-9.el7_9.1, 0.14.2-1.el8_1.1, 0.14.2-1.el8_2.1
spice - update to 0.14.3-2
spice-server-devel - update to 0.14.3-2
spice-debugsource - update to 0.14.3-2
spice-debuginfo - update to 0.14.3-2
spice-server - update to 0.14.3-2
spice-help - update to 0.14.3-2
libspice-client-glib-helper-debuginfo - addressed in versions 0.31-9.13.1, 0.34-3.6.1, 0.35-3.3.1
libspice-client-glib-2_0-8-debuginfo - addressed in versions 0.31-9.13.1, 0.34-3.6.1, 0.35-3.3.1
libspice-client-glib-2_0-8 - addressed in versions 0.31-9.13.1, 0.34-3.6.1, 0.35-3.3.1
libspice-client-glib-helper - addressed in versions 0.31-9.13.1, 0.34-3.6.1, 0.35-3.3.1
libspice-client-gtk-2_0-4 - update to 0.31-9.13.1
libspice-client-gtk-2_0-4-debuginfo - update to 0.31-9.13.1
libspice-client-gtk-3_0-4 - update to 0.31-9.13.1
libspice-client-gtk-3_0-4-debuginfo - update to 0.31-9.13.1
libspice-controller0 - addressed in versions 0.31-9.13.1, 0.34-3.6.1
libspice-controller0-debuginfo - addressed in versions 0.31-9.13.1, 0.34-3.6.1
spice-gtk-debuginfo - addressed in versions 0.31-9.13.1, 0.34-3.6.1, 0.35-3.3.1
spice-gtk-debugsource - addressed in versions 0.31-9.13.1, 0.34-3.6.1, 0.35-3.3.1
typelib-1_0-SpiceClientGlib-2_0 - addressed in versions 0.31-9.13.1, 0.34-3.6.1, 0.35-3.3.1
typelib-1_0-SpiceClientGtk-3_0 - addressed in versions 0.31-9.13.1, 0.34-3.6.1, 0.35-3.3.1
spice-gtk-devel - addressed in versions 0.34-3.6.1, 0.35-3.3.1
libspice-client-gtk-3_0-5-debuginfo - addressed in versions 0.34-3.6.1, 0.35-3.3.1
libspice-client-gtk-3_0-5 - addressed in versions 0.34-3.6.1, 0.35-3.3.1

External References

Related Security Bulletins