Bug 522738

Summary: [RHEL4.8] igb driver doesn't allocate enough buffer for ethtool_get_strings() [rhel-4.8.z]
Product: Red Hat Enterprise Linux 4 Reporter: RHEL Product and Program Management <pm-rhel>
Component: kernelAssignee: Vitaly Mayatskikh <vmayatsk>
Status: CLOSED ERRATA QA Contact: Red Hat Kernel QE team <kernel-qe>
Severity: urgent Docs Contact:
Priority: urgent    
Version: 4.8CC: bobby.suber, daniel_frazier, dannf, david.graham, dhoward, emcnabb, peterm, pm-eus, sandy.garza, sassmann
Target Milestone: rcKeywords: ZStream
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
Doc Text:
The data buffer ethtool_get_strings() allocated, for the igb driver, was smaller than the amount of data that was copied in igb_get_strings(), because of a miscalculation in IGB_QUEUE_STATS_LEN, resulting in memory corruption. This bug could have led to a kernel panic.
Story Points: ---
Clone Of: Environment:
Last Closed: 2009-10-22 11:09:51 EDT Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Bug Depends On: 517329    
Bug Blocks:    

Description RHEL Product and Program Management 2009-09-11 05:17:07 EDT
This bug has been copied from bug #517329 and has been proposed
to be backported to 4.8 z-stream (EUS).
Comment 3 Vitaly Mayatskikh 2009-10-02 06:48:40 EDT
Committed in 89.0.13
Comment 7 errata-xmlrpc 2009-10-22 11:09:51 EDT
An advisory has been issued which should help the problem
described in this bug report. This report is therefore being
closed with a resolution of ERRATA. For more information
on therefore solution and/or where to find the updated files,
please follow the link below. You may reopen this bug report
if the solution does not work for you.

http://rhn.redhat.com/errata/RHSA-2009-1522.html
Comment 8 Douglas Silas 2011-01-30 19:03:21 EST
    Technical note added. If any revisions are required, please edit the "Technical Notes" field
    accordingly. All revisions will be proofread by the Engineering Content Services team.
    
    New Contents:
The data buffer ethtool_get_strings() allocated, for the igb driver, was smaller than the amount of data that was copied in igb_get_strings(), because of a miscalculation in IGB_QUEUE_STATS_LEN, resulting in memory corruption. This bug could have led to a kernel panic.