CVE-2019-20427 - CVE House
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Status published Critical CVE-2019-20427

In the Lustre file system before 2.12.3, the ptlrpc module...

Vulnerability Description

In the Lustre file system before 2.12.3, the ptlrpc module has a buffer overflow and panic, and possibly remote code execution, due to the lack of validation for specific fields of packets sent by a client. Interaction between req_capsule_get_size and tgt_brw_write leads to a tgt_shortio2pages integer signedness error.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

More from lustre

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CVE-2019-20432
In the Lustre file system before 2.12.3, the mdt module...
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CVE-2019-20431
In the Lustre file system before 2.12.3, the ptlrpc module...
High 7.5
CVE-2019-20430
In the Lustre file system before 2.12.3, the mdt module...
High 7.5
CVE-2019-20429
In the Lustre file system before 2.12.3, the ptlrpc module...
High 7.5
CVE-2019-20428
In the Lustre file system before 2.12.3, the ptlrpc module...
High 7.5

Affected Vendor

Affected Software

lustre
Vulnerable Versions:
0

Timeline

Official Publish: January 27th, 2020
Last Modified: August 5th, 2024
Added to House: July 20th, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.