CVE-2018-16862

CVSS V2 Low 2.1 CVSS V3 Medium 5.5
Description
A security flaw was found in the Linux kernel in a way that the cleancache subsystem clears an inode after the final file truncation (removal). The new file created with the same inode may contain leftover pages from cleancache and the old file data instead of the new one.
Overview
  • CVE ID
  • CVE-2018-16862
  • Assigner
  • secalert@redhat.com
  • Vulnerability Status
  • Modified
  • Published Version
  • 2018-11-26T19:29:00
  • Last Modified Date
  • 2019-04-01T21:29:25
Weakness Enumerations
CWE URL
CWE-200 http://cwe.mitre.org/data/definitions/200.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 1 OR 4.14
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:P/I:N/A:N
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 2.1
  • Severity
  • LOW
  • Exploitability Score
  • 3.9
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • NONE
  • Base Score
  • 5.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 1.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://seclists.org/oss-sec/2018/q4/169 Mailing List Third Party Advisory
https://lore.kernel.org/patchwork/patch/1011367/ Issue Tracking Patch Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16862 Issue Tracking Third Party Advisory
http://www.securityfocus.com/bid/106009 Third Party Advisory VDB Entry
https://usn.ubuntu.com/3879-2/ Third Party Advisory
https://usn.ubuntu.com/3879-1/ Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/03/msg00034.html Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/04/msg00004.html
https://usn.ubuntu.com/4094-1/
https://usn.ubuntu.com/4118-1/
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2018-16862
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-16862
History
Created Old Value New Value Data Type Notes
2022-05-10 17:44:48 Added to TrackCVE
2022-12-03 14:40:43 2018-11-26T19:29Z 2018-11-26T19:29:00 CVE Published Date updated
2022-12-03 14:40:43 2019-04-01T21:29:25 CVE Modified Date updated
2022-12-03 14:40:43 Modified Vulnerability Status updated