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SUSE: 2021:1901-1 Important: DoS and Buffer Overflow Fixes for Spice

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Calendar Grey June 8, 2021
Scroller Suse
Red Hat Security Patch for libxml2 addresses vulnerabilities related to memory corruption and unauthorized access. Apply the update immediately!
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 Linux Enterprise Server for SAP 15: zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-2021-1901=1 - SUSE Linux Enterprise Server 15-LTSS: zypper in -t patch SUSE-SLE-Product-SLES-15-2021-1901=1 - SUSE Linux Enterprise High Performance Computing 15-LTSS: zypper in -t patch SUSE-SLE-Product-HPC-15-2021-1901=1

Topics%20covered

Topics Covered

security advisory update buffer overflow DoS important SUSE spice

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 Linux Enterprise Server for SAP 15

SUSE Linux Enterprise Server 15-LTSS

SUSE Linux Enterprise High Performance Computing 15-LTSS

SUSE Linux Enterprise High Performance Computing 15-ESPOS

https://www.suse.com/security/cve/CVE-2020-14355.html

https://www.suse.com/security/cve/CVE-2021-20201.html

https://bugzilla.suse.com/1177158

https://bugzilla.suse.com/1181686

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2021:1901-1
Rating: important

Topics%20covered

Topics Covered

security advisory update buffer overflow DoS important SUSE spice

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