CVE-2019-20423

HIGH

Lustre < 2.12.3 - Buffer Overflow

Title source: rule
STIX 2.1

Description

In the Lustre file system before 2.12.3, the ptlrpc module has a buffer overflow and panic due to the lack of validation for specific fields of packets sent by a client. The function target_handle_connect() mishandles a certain size value when a client connects to a server, because of an integer signedness error.

References (4)

Core 4
Core References
Exploit, Third Party Advisory x_refsource_misc
https://jira.whamcloud.com/browse/LU-12605
Third Party Advisory x_refsource_misc
https://review.whamcloud.com/#/c/35935/
Release Notes, Vendor Advisory x_refsource_misc
http://wiki.lustre.org/Lustre_2.12.3_Changelog
Product, Vendor Advisory x_refsource_misc
http://lustre.org/

Scores

CVSS v3 7.5
EPSS 0.0062
EPSS Percentile 70.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-120
Status published
Products (1)
lustre/lustre < 2.12.3
Published Jan 27, 2020
Tracked Since Feb 18, 2026