CVE-2019-20427
Critical
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.
SeverityCritical
CVSS9.8
Exploit probability—
ProductLustre
PublishedJan 27, 2020
First seenJan 27, 2020
How to fix
Update
- lustre lustre2.12.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| lustre lustre | v < 2.12.3 | 2.12.3 |
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