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SUSE: 2021:0776-1 Important: s390-tools Temporary File Threat

suse
Calendar Grey March 12, 2021
Dist Suse Esm H88
An important patch from SUSE for s390-tools resolves CVE-2021-25316, urgently tackling vulnerabilities related to temporary file predictability.
An update that solves one vulnerability and has two fixes is now available

Summary

This update for s390-tools fixes the following issues: - Fixed an issue where IPL was not working when bootloader was installed on a SCSI disk with 4k physical blocksize without using a devicemapper target (bsc#1183041). - CVE-2021-25316: Do not use predictable temporary file names (bsc#1182777). - Made the name of the temporary configuration file in /tmp/ unpredictable (bsc#1182876). 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 12-SP5: zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-776=1 Package List: - SUSE Linux Enterprise Server 12-SP5 (s390x): osasnmpd-2.1.0-18.29.1 osasnmpd-debuginfo-2.1.0-18.29.1

Topics%20covered

Topics Covered

security advisory DoS temporary file important SUSE s390-tools

References

#1182777 #1182876 #1183041

Cross- CVE-2021-25316

CVSS scores:

CVE-2021-25316 (SUSE): 6.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H

Affected Products:

SUSE Linux Enterprise Server 12-SP5

https://www.suse.com/security/cve/CVE-2021-25316.html

https://bugzilla.suse.com/1182777

https://bugzilla.suse.com/1182876

https://bugzilla.suse.com/1183041

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2021:0776-1
Rating: important

Topics%20covered

Topics Covered

security advisory DoS temporary file important SUSE s390-tools

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