PT-2020-10438 · Opensuse · Lustre

Published 2020-01-27 · Updated 2020-01-28 · CVE-2019-20424

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions Lustre file system versions prior to 2.12.3

Description The issue is related to a NULL pointer dereference and panic in the mdt object remote function of the mdt module. This occurs due to the lack of validation for specific fields of packets sent by a client.

Recommendations For versions prior to 2.12.3, update to version 2.12.3 or later to resolve the issue.

Exploit

Fix

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

CVE-2019-20424

Affected Products

Lustre

References · 7

• 🔥 https://jira.whamcloud.com/browse/LU-12615 · Exploit
• http://wiki.lustre.org/Lustre_2.12.3_Changelog · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-20424 · Security Note
• https://osv.dev/vulnerability/CVE-2019-20424 · Vendor Advisory
• http://lustre.org · Vendor Advisory
• https://review.whamcloud.com/#/c/35869 · Note
• https://t.me/cvenotify/430 · Telegram Post