Security readout for executives and security teams
A flaw in Linux container control-group cleanup can let a local or container user make a vulnerable system hang. The provided sources describe an availability risk, not data theft or remote takeover. It matters most for shared Linux hosts, container platforms, and systems still running kernels at or before 4.8.11. Exposure is most likely on older Linux kernels through 4.8.11, particularly container hosts or environments where untrusted local users can execute workloads. Modern distributions may have backported fixes, so kernel version alone is not enough; confirm vendor patch status for each platform. Treat as a moderate availability issue. It is not described as remote compromise, but a vulnerable shared container host could be hung by a local workload. Prioritize older container infrastructure and systems with untrusted users. Mitigation focus: Apply vendor kernel updates that include the cgroup offline fix.; Review upstream commit 93362fa47fe98b62e4a34ab408c4a418432e7939 for patch lineage.; Prioritize shared container hosts and multi-tenant Linux systems..
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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Container behavior lookup
The affected technology mentions containers, so container-specific ATT&CK technique review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2016-9191 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
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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
- https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03802en_usCVE reference · x_refsource_CONFIRM
- https://bugzilla.redhat.com/show_bug.cgi?id=1392439CVE reference · x_refsource_CONFIRM
- https://github.com/torvalds/linux/commit/93362fa47fe98b62e4a34ab408c4a418432e7939CVE 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.