Security readout for executives and security teams
CVE-2019-16746 is a Linux kernel wireless subsystem flaw. The kernel did not properly validate variable-length beacon data, which could cause a buffer overflow. The bundle shows multiple Linux vendor advisories, so exposure is primarily outdated Linux kernels or vendor kernels missing the referenced security updates. Likely exposed systems are Linux hosts running kernel versions through 5.2.17 or affected vendor backports before Fedora, Ubuntu, Debian LTS, Slackware, openSUSE, Oracle, or NetApp updates. Practical exposure depends on distribution kernel lineage and wireless/nl80211 reachability. Treat this as a patch-compliance issue for legacy Linux kernels. There is no cited active exploitation in the bundle, but kernel buffer overflows carry meaningful operational risk and should not remain unpatched on production or appliance systems. Mitigation focus: Apply the relevant vendor kernel security update for each affected distribution or appliance.; Check vendor advisories for fixed package versions and reboot requirements.; Prioritize systems with wireless functionality or exposed nl80211-related workflows..
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-2019-16746 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-2019-057d691fd4CVE reference · vendor-advisory, x_refsource_FEDORA
- 20191108 [slackware-security] Slackware 14.2 kernel (SSA:2019-311-01)CVE reference · mailing-list, x_refsource_BUGTRAQ
- USN-4183-1CVE reference · vendor-advisory, x_refsource_UBUNTU
- USN-4186-1CVE reference · vendor-advisory, x_refsource_UBUNTU
- USN-4209-1CVE reference · vendor-advisory, x_refsource_UBUNTU
- USN-4210-1CVE reference · vendor-advisory, x_refsource_UBUNTU
- [debian-lts-announce] 20200118 [SECURITY] [DLA 2068-1] linux security updateCVE reference · mailing-list, x_refsource_MLIST
- [debian-lts-announce] 20200302 [SECURITY] [DLA 2114-1] linux-4.9 security updateCVE reference · mailing-list, x_refsource_MLIST
- https://www.oracle.com/security-alerts/cpuApr2021.htmlCVE reference · x_refsource_MISC
- https://marc.info/?l=linux-wireless&m=156901391225058&w=2CVE reference · x_refsource_MISC
- https://security.netapp.com/advisory/ntap-20191031-0005/CVE reference · x_refsource_CONFIRM
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.