CVE-2016-4581: n/a vulnerability

CVE-2016-4581: fs/pnode.c in the Linux kernel before 4.5.4 does not properly traverse a mount propagation tree in a certai...

fs/pnode.c in the Linux kernel before 4.5.4 does not properly traverse a mount propagation tree in a certain case involving a slave mount, which allows local users to cause a denial of service (NULL pointer dereference and OOPS) via a crafted series of mount system calls.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 6, 2024, 00:32 UTC (UTC+00:00)

Security readout for executives and security teams

CVE-2016-4581 is a Linux kernel flaw that can let a local user crash the system. The issue is in mount propagation handling, not remote network access. Business urgency depends on whether untrusted users or containers can run mount-related operations on affected Linux hosts. Exposure is most relevant on Linux systems running kernels before 4.5.4 or vendor kernels identified by Ubuntu, Red Hat, SUSE, Debian, or Oracle advisories. The bundle does not provide precise CPEs or package version ranges. Treat this as a routine-to-priority kernel maintenance issue, not an internet-facing emergency. Prioritize shared Linux systems where a local crash could disrupt critical services or tenant workloads. Mitigation focus: Apply the relevant vendor kernel security update for affected Linux distributions.; Confirm the running kernel includes the upstream fix for CVE-2016-4581.; Prioritize multi-user, shared hosting, and container-heavy Linux systems..

Prepared: Jun 13, 2026, 14:22 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.

cve · low confidence lookup

CVE-2016-4581 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

Open ATT&CK lookup

Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: May 23, 2016, 10:00 UTC (UTC+00:00)

Official CVE source material

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.

0CVSS vectors

0Timeline events

0ADP providers

3Source links

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://bugzilla.redhat.com/show_bug.cgi?id=1333712CVE reference · x_refsource_CONFIRM
https://github.com/torvalds/linux/commit/5ec0811d30378ae104f250bfc9b3640242d81e3fCVE reference · x_refsource_CONFIRM

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.