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SUSE: 2021:1956-1 Important: Spice Denial Of Service & Buffer Overflow

suse
Calendar Grey June 11, 2021
Dist Suse Esm H88
SUSE issues key security patch for spice tackling severe vulnerabilities related to buffer overflows and denial-of-service threats.
An update that fixes two vulnerabilities is now available

Summary

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) Patch Instructions: To install this SUSE Security 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 Manager Server 4.0: zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Server-4.0-2021-1956=1 - SUSE Manager Retail Branch Server 4.0: zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Retail-Branch-Server-4.0-2021-1956=1 - SUSE Manager Proxy 4.0: zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Proxy-4.0-2021-1956=1

Topics%20covered

Topics Covered

security advisory denial of service update buffer overflow important spice SUSE Linux Enterprise

References

#1177158 #1181686

Cross- CVE-2020-14355 CVE-2021-20201

CVSS scores:

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-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-2021-20201 (NVD) : 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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

Affected Products:

SUSE Manager Server 4.0

SUSE Manager Retail Branch Server 4.0

SUSE Manager Proxy 4.0

SUSE Linux Enterprise Server for SAP 15-SP1

SUSE Linux Enterprise Server 15-SP1-LTSS

SUSE Linux Enterprise Server 15-SP1-BCL

SUSE Linux Enterprise High Performance Computing 15-SP1-LTSS

SUSE Linux Enterprise High Performance Computing 15-SP1-ESPOS

SUSE Enterprise Storage 6

...

Read the Full Advisory

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2021:1956-1
Rating: important

Topics%20covered

Topics Covered

security advisory denial of service update buffer overflow important spice SUSE Linux Enterprise

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