Local DoS of VM live migration due to use of static tmp files in detach_disks.sh in s390-tools
CVE-2021-25316

3.3LOW

Key Information:

Vendor
Suse
Status
Suse Linux Enterprise Server 12-sp5
Suse Linux Enterprise Server 15-sp2
Vendor
CVE Published:
14 April 2021

Summary

A Insecure Temporary File vulnerability in s390-tools of SUSE Linux Enterprise Server 12-SP5, SUSE Linux Enterprise Server 15-SP2 allows local attackers to prevent VM live migrations This issue affects: SUSE Linux Enterprise Server 12-SP5 s390-tools versions prior to 2.1.0-18.29.1. SUSE Linux Enterprise Server 15-SP2 s390-tools versions prior to 2.11.0-9.20.1.

Affected Version(s)

SUSE Linux Enterprise Server 12-SP5 s390-tools < 2.1.0-18.29.1

SUSE Linux Enterprise Server 15-SP2 s390-tools < 2.11.0-9.20.1

References

https://bugzilla.suse.com/show_bug.cgi?id=1182777

CVSS V3.1

Score:
3.3
Severity:
LOW
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Wolfgang Frisch of SUSE
.