CVE-2019-20430

high

Description

In the Lustre file system before 2.12.3, the mdt module has an LBUG panic (via a large MDT Body eadatasize field) due to the lack of validation for specific fields of packets sent by a client.

References

https://review.whamcloud.com/#/c/36208/

https://jira.whamcloud.com/browse/LU-12602

http://wiki.lustre.org/Lustre_2.12.3_Changelog

http://lustre.org/

Details

Source: Mitre, NVD

Published: 2020-01-27

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

Severity: High

CVSS v3

Base Score: 7.5

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H