Security update for spice

Announcement ID: SUSE-SU-2021:14744-1
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2016-2150 ( SUSE ): 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
  • CVE-2016-2150 ( NVD ): 7.1 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
  • CVE-2020-14355 ( SUSE ): 6.6 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L
  • CVE-2020-14355 ( NVD ): 6.6 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L
  • CVE-2021-20201 ( SUSE ): 6.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H
  • CVE-2021-20201 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Affected Products:
  • SUSE Linux Enterprise Server 11 SP4
  • SUSE Linux Enterprise Server 11 SP4 LTSS 11-SP4

An update that solves three vulnerabilities can now be installed.

Description:

This update for spice fixes the following issues:

  • CVE-2021-20201: client initiated renegotiation causing denial of service (bsc#1181686)
  • CVE-2020-14355: Fixed multiple buffer overflow vulnerabilities in QUIC decoding code (bsc#1177158)
  • CVE-2016-2150: Fixed a guest escape using crafted primary surface parameters (bsc#982386)

Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:

  • SUSE Linux Enterprise Server 11 SP4 LTSS 11-SP4
    zypper in -t patch slessp4-spice-14744=1
  • SUSE Linux Enterprise Server 11 SP4
    zypper in -t patch slessp4-spice-14744=1

Package List:

  • SUSE Linux Enterprise Server 11 SP4 LTSS 11-SP4 (x86_64 i586)
    • libspice-server1-0.12.4-21.1
  • SUSE Linux Enterprise Server 11 SP4 (x86_64 i586)
    • libspice-server1-0.12.4-21.1

References: