CVE-2017-18249 - Vulnerability Details - OpenCVE

The add_free_nid function in fs/f2fs/node.c in the Linux kernel before 4.12 does not properly track an allocated nid, which allows local users to cause a denial of service (race condition) or possibly have unspecified other impact via concurrent threads.

No CVSS v4.0

No CVSS v3.1

Attack Vector Local

Attack Complexity High

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Access Vector Local

Access Complexity Medium

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.00072.

Key SSVC decision points have not yet been added.

Vendors	Products
Debian	Debian Linux
Linux	Linux Kernel

Configuration 1 [-]

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Configuration 2 [-]

cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

No data.

No data.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=30a61ddf8117c26ac5b295e1233eaa9629a94ca3
http://www.securitytracker.com/id/1041432
https://github.com/torvalds/linux/commit/30a61ddf8117c26ac5b295e1233eaa9629a94ca3
https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html
https://nvd.nist.gov/vuln/detail/CVE-2017-18249
https://usn.ubuntu.com/3932-1/
https://usn.ubuntu.com/3932-2/
https://www.cve.org/CVERecord?id=CVE-2017-18249

History

Fri, 11 Jul 2025 13:45:00 +0000

Type	Values Removed	Values Added
Metrics	epss `{'score': 0.00041}`	epss `{'score': 0.00072}`

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2018-03-26T20:00:00

Updated: 2024-08-05T21:13:49.225Z

Reserved: 2018-03-26T00:00:00

Link: CVE-2017-18249

Vulnrichment

No data.

NVD

Status : Modified

Published: 2018-03-26T20:29:00.227

Modified: 2024-11-21T03:19:40.847

Link: CVE-2017-18249

Redhat

Severity : Moderate

Publid Date: 2017-03-22T00:00:00Z

Links: CVE-2017-18249 - Bugzilla

OpenCVE Enrichment

No data.

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