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Bug #6876

closed

Stack corruption after importing a pool with a too-long name

Added by Matthew Ahrens about 6 years ago. Updated about 6 years ago.

Status:
Closed
Priority:
Normal
Assignee:
Matthew Ahrens
Category:
zfs - Zettabyte File System
Start date:
2016-04-09
Due date:
% Done:

100%

Estimated time:
Difficulty:
Medium
Tags:
needs-triage
Gerrit CR:

Description

Calling dsl_dataset_name on a dataset with a 256 byte buffer is asking for trouble. We should check every dataset on import, using a 1024 byte buffer and checking each time to see if the dataset's new name is longer than 256 bytes.

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 #1

Updated by Electric Monk about 6 years ago

  • Status changed from New to Closed
  • % Done changed from 0 to 100

git commit c971037baa5d64dfecf6d87ed602fc3116ebec41

commit  c971037baa5d64dfecf6d87ed602fc3116ebec41
Author: Paul Dagnelie <pcd@delphix.com>
Date:   2016-05-12T17:34:58.000Z

    6876 Stack corruption after importing a pool with a too-long name
    Reviewed by: Prakash Surya <prakash.surya@delphix.com>
    Reviewed by: Dan Kimmel <dan.kimmel@delphix.com>
    Reviewed by: George Wilson <george.wilson@delphix.com>
    Reviewed by: Yuri Pankov <yuri.pankov@nexenta.com>
    Approved by: Richard Lowe <richlowe@richlowe.net>

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