Bug 457020

Summary: pppoe: Unshare skb before anything else [rhel-4.8]
Product: Red Hat Enterprise Linux 4 Reporter: Eugene Teo (Security Response) <eteo>
Component: kernelAssignee: Jiri Pirko <jpirko>
Status: CLOSED ERRATA QA Contact: Martin Jenner <mjenner>
Severity: low Docs Contact:
Priority: low    
Version: 4.8CC: eteo, herbert.xu, lwang, nhorman, rkhan, tgraf, vgoyal
Target Milestone: rc   
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2009-05-18 19:36:57 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 457018    
Bug Blocks: 461304    

Description Eugene Teo (Security Response) 2008-07-29 08:42:36 UTC
+++ This bug was initially created as a clone of Bug #457018 +++

Description of problem:
We need to unshare the skb first as otherwise pskb_may_pull may write to a
shared skb which could be bad.

Comment 2 RHEL Program Management 2008-09-03 13:16:56 UTC
Updating PM score.

Comment 3 Vivek Goyal 2008-09-25 13:18:52 UTC
Committed in 78.11.EL . RPMS are available at http://people.redhat.com/vgoyal/rhel4/

Comment 6 errata-xmlrpc 2009-05-18 19:36:57 UTC
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-2009-1024.html