Security readout for executives and security teams
CVE-2019-19066 is a Linux kernel memory leak in a SCSI Fibre Channel driver stats function. If the vulnerable path is reachable, repeated failures can consume kernel memory and cause denial of service. Business urgency is mainly for Linux systems using the affected storage driver, not broad internet-facing services. Most likely exposure is Linux hosts through kernel 5.3.11 using the bfa/bfad SCSI Fibre Channel driver. Storage servers, SAN-connected systems, or appliances using affected distro kernels deserve review. Version-only checks may be misleading because distributions backport kernel fixes. Treat as a targeted availability risk for Linux storage infrastructure. Patch during the next controlled maintenance window unless vulnerable storage hosts support critical workloads, where accelerated remediation is justified. Mitigation focus: Apply vendor kernel updates from your Linux distribution or appliance vendor.; Check vendor advisories before relying on upstream kernel version alone.; Prioritize systems using bfa/bfad Fibre Channel storage drivers..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CVE-2019-19066 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- FEDORA-2019-021c968423CVE reference · vendor-advisory, x_refsource_FEDORA
- FEDORA-2019-34a75d7e61CVE reference · vendor-advisory, x_refsource_FEDORA
- [debian-lts-announce] 20200118 [SECURITY] [DLA 2068-1] linux security updateCVE reference · mailing-list, x_refsource_MLIST
- USN-4286-2CVE reference · vendor-advisory, x_refsource_UBUNTU
- [debian-lts-announce] 20200302 [SECURITY] [DLA 2114-1] linux-4.9 security updateCVE reference · mailing-list, x_refsource_MLIST
- USN-4286-1CVE reference · vendor-advisory, x_refsource_UBUNTU
- USN-4300-1CVE reference · vendor-advisory, x_refsource_UBUNTU
- USN-4301-1CVE reference · vendor-advisory, x_refsource_UBUNTU
- USN-4302-1CVE reference · vendor-advisory, x_refsource_UBUNTU
- https://www.oracle.com/security-alerts/cpuApr2021.htmlCVE reference · x_refsource_MISC
- https://security.netapp.com/advisory/ntap-20191205-0001/CVE reference · x_refsource_CONFIRM
- https://github.com/torvalds/linux/commit/0e62395da2bd5166d7c9e14cbc7503b256a34cb0CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.