High severity7.5NVD Advisory· Published Jan 27, 2020· Updated Jun 17, 2026
CVE-2019-20429
CVE-2019-20429
Description
In the Lustre file system before 2.12.3, the ptlrpc module has an out-of-bounds read and panic (via a modified lm_bufcount field) due to the lack of validation for specific fields of packets sent by a client. This is caused by interaction between sptlrpc_svc_unwrap_request and lustre_msg_hdr_size_v2.
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Affected products
3- Lustre/Lustre file systemdescription
Patches
Vulnerability mechanics
References
4- jira.whamcloud.com/browse/LU-12590nvdExploitThird Party Advisory
- lustre.orgnvdProductVendor Advisory
- wiki.lustre.org/Lustre_2.12.3_ChangelognvdRelease NotesVendor Advisory
- review.whamcloud.comnvdThird Party Advisory
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