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Bug #5235

closed

libproc doesn't correctly handle elf note rounding

Added by Robert Mustacchi almost 7 years ago. Updated almost 7 years ago.

Status:
Closed
Priority:
Normal
Assignee:
Robert Mustacchi
Category:
lib - userland libraries
Start date:
2014-10-16
Due date:
% Done:

100%

Estimated time:
Difficulty:
Medium
Tags:
Gerrit CR:

Description

While an elf note header size is in bytes, the elf note itself is always aligned to the next four byte boundary. When processing elf notes, libproc does not correctly take this into account and therefore can seek to something that isn't the beginning of the next elf note header.

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 #1

Updated by Electric Monk almost 7 years ago

  • Status changed from New to Closed

git commit 3c457126d6dda7ae8bfeed1d0f7023b997a97622

commit  3c457126d6dda7ae8bfeed1d0f7023b997a97622
Author: Timothy J Fontaine <tj.fontaine@joyent.com>
Date:   2014-10-29T18:26:44.000Z

    5234 libproc could understand Linux core files
    5235 libproc doesn't correctly handle elf note rounding
    Reviewed by: Robert Mustacchi <rm@joyent.com>
    Reviewed by: Dan McDonald <danmcd@omniti.com>
    Reviewed by: Adam Leventhal <ahl@delphix.com>
    Reviewed by: Rafael Vanoni <rafael.vanoni@pluribusnetworks.com>
    Approved by: Garrett D'Amore <garrett@damore.org>

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