SB2021031501 - Denial of service in s390-tools
Published: March 15, 2021
Security Bulletin ID
SB2021031501
Severity
Low
Patch available
NO
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Insecure Temporary File (CVE-ID: CVE-2021-25316)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to s390-tools creates temporary files with predictable file names during VM migration. A local user can create temporary files before the VM migration starts and perform a DoS attack.
Remediation
Cybersecurity Help is not aware of any official remediation provided by the vendor.