Resource exhaustion in Linux Linux_kernel
CVE-2019-19922
kernel/sched/fair.c in the Linux kernel before 5.3.9, when cpu.cfs_quota_us is used (e.g., with Kubernetes), allows attackers to cause a denial of service against non-cpu-bound applications by generating a workload that triggers unwanted s…
Vulnerability class: DoS (Denial of Service)
EPSS: 0.009 (56.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Linux Linux_kernel
- Netapp Active_iq_unified_manager
- Netapp Aff_baseboard_management_controller — versions a700
- Netapp Cloud_backup
- Netapp Data_availability_services
- Netapp E-series_santricity_os_controller
- Netapp Fas\/aff_baseboard_management_controller
- Netapp Hci_baseboard_management_controller — versions h610s
- Netapp Solidfire_baseboard_management_controller
- Netapp Solidfire_\&_hci_management_node
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Patch, Mailing List, x_refsource_MISC, Vendor Advisory)
- cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Patch, Mailing List, x_refsource_MISC, Vendor Advisory)
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC, Issue Tracking)
- cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory)
Frequently asked questions
- What is CVE-2019-19922?
- CVE-2019-19922 is a medium-severity vulnerability in Linux Linux_kernel, classified under Uncontrolled Resource Consumption. CVSS score: 5.5/10. Published 2019-12-22.
- How severe is CVE-2019-19922?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2019-19922 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.