High severity7.5NVD Advisory· Published Jan 27, 2020· Updated Jun 17, 2026
CVE-2019-20423
CVE-2019-20423
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.
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Affected products
3- Lustre/Lustre file systemdescription
Patches
Vulnerability mechanics
References
4- jira.whamcloud.com/browse/LU-12605nvdExploitThird Party Advisory
- lustre.orgnvdProductVendor Advisory
- wiki.lustre.org/Lustre_2.12.3_ChangelognvdRelease NotesVendor Advisory
- review.whamcloud.comnvdThird Party Advisory
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