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SUSE 15-SP3: SUSE-SU-2021:2809-1 Moderate: Systemd Denial of Service

suse
Calendar Grey August 23, 2021
Scroller Suse Esm H88
SUSE has issued a security patch for systemd, tackling several vulnerabilities with a set of three robust solutions to mitigate the risks involved.
An update that solves two vulnerabilities and has three fixes is now available

Summary

This update for systemd fixes the following issues: - Updated to version 246.15 - CVE-2021-33910: Fixed a denial of service issue in systemd. (bsc#1188063) - CVE-2020-13529: Fixed an issue that allows crafted DHCP FORCERENEW packet can cause a server running the DHCP client to be vulnerable to a DHCP ACK spoofing attack. (bsc#1185972) 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 Module for Basesystem 15-SP3: zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP3-2021-2809=1 Package List: - SUSE Linux Enterprise Module for Basesystem 15-SP3 (aarch64 ppc64le s390x x86_64): libsystemd0-246.15-7.11.1

Topics%20covered

Topics Covered

security advisory moderate denial of service update systemd SUSE Linux Enterprise

References

#1166028 #1171962 #1184994 #1185972 #1188063

Cross- CVE-2020-13529 CVE-2021-33910

CVSS scores:

CVE-2020-13529 (NVD) : 6.1 CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H

CVE-2020-13529 (SUSE): 6.1 CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H

CVE-2021-33910 (NVD) : 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVE-2021-33910 (SUSE): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected Products:

SUSE Linux Enterprise Module for Basesystem 15-SP3

https://www.suse.com/security/cve/CVE-2020-13529.html

https://www.suse.com/security/cve/CVE-2021-33910.html

https://bugzilla.suse.com/1166028

https://bugzilla.suse.com/1171962

https://bugzilla.suse.com/1184994

https://bugzilla.suse.com/1185972

https://bugzilla.suse.com/1188063

Announcement ID: SUSE-SU-2021:2809-1
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate denial of service update systemd SUSE Linux Enterprise

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