CVE-2017-18249

CVSS V2 Medium 4.4 CVSS V3 High 7
Description
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.
Overview
  • CVE ID
  • CVE-2017-18249
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Modified
  • Published Version
  • 2018-03-26T20:29:00
  • Last Modified Date
  • 2019-04-03T01:29:00
Weakness Enumerations
CWE URL
CWE-362 http://cwe.mitre.org/data/definitions/362.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 1 OR 4.12
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:M/Au:N/C:P/I:P/A:P
  • Access Vector
  • LOCAL
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 4.4
  • Severity
  • MEDIUM
  • Exploitability Score
  • 3.4
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • HIGH
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 7
  • Base Severity
  • HIGH
  • Exploitability Score
  • 1
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://github.com/torvalds/linux/commit/30a61ddf8117c26ac5b295e1233eaa9629a94ca3 Patch Third Party Advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=30a61ddf8117c26ac5b295e1233eaa9629a94ca3 Patch Third Party Advisory
http://www.securitytracker.com/id/1041432 Third Party Advisory VDB Entry
https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html Mailing List Third Party Advisory
https://usn.ubuntu.com/3932-2/
https://usn.ubuntu.com/3932-1/
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2017-18249
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-18249
History
Created Old Value New Value Data Type Notes
2022-05-10 17:44:44 Added to TrackCVE
2022-12-03 03:51:58 2018-03-26T20:29Z 2018-03-26T20:29:00 CVE Published Date updated
2022-12-03 03:51:58 2019-04-03T01:29:00 CVE Modified Date updated
2022-12-03 03:51:58 Modified Vulnerability Status updated