National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2019-20426 Detail

Current Description

In the Lustre file system before 2.12.3, the ptlrpc module has an out-of-bounds access and panic due to the lack of validation for specific fields of packets sent by a client. In the function ldlm_cancel_hpreq_check, there is no lock_count bounds check.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 7.5 HIGH
Vector:  CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lustre.org/ Product Vendor Advisory
http://wiki.lustre.org/Lustre_2.12.3_Changelog Release Notes Vendor Advisory
https://jira.whamcloud.com/browse/LU-12614 Exploit Third Party Advisory
https://review.whamcloud.com/#/c/36107/ Third Party Advisory

Weakness Enumeration

CWE-ID CWE Name Source
CWE-787 Out-of-bounds Write NIST  
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer NIST  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:lustre:lustre:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
2.12.3


Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2019-20426
NVD Published Date:
01/27/2020
NVD Last Modified:
01/29/2020