Bug 205022 - Sendmail 8.13.7-2: CVE-2006-4434: remote DOS vulnerability
Summary: Sendmail 8.13.7-2: CVE-2006-4434: remote DOS vulnerability
Keywords:
Status: CLOSED UPSTREAM
Alias: None
Product: Fedora
Classification: Fedora
Component: sendmail
Version: 5
Hardware: All
OS: Linux
medium
urgent
Target Milestone: ---
Assignee: Thomas Woerner
QA Contact: David Lawrence
URL: http://www.sendmail.org
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2006-09-02 15:16 UTC by Gilbert Sebenste
Modified: 2007-11-30 22:11 UTC (History)
1 user (show)

Fixed In Version:
Doc Type: Bug Fix
Doc Text:
Clone Of:
Environment:
Last Closed: 2007-01-23 09:49:25 UTC
Type: ---
Embargoed:

Attachments (Terms of Use)

Description Gilbert Sebenste 2006-09-02 15:16:13 UTC 
Description of problem: Use-after-free vulnerability in Sendmail before 8.13.8 
allows remote attackers to cause a denial of service (crash) via a 
long "header line", which causes a previously freed variable to be referenced.

Version-Release number of selected component (if applicable): 8.13.7-2 and 
prior


How reproducible: Always


Steps to Reproduce:
1. Use sendmail!
2. Attack using flaw
3. 
  
Actual results: Sendmail processes craash on DOS.


Expected results: Sendmail shouldn't do that!


Additional info: Patch is available at www.sendmail.org.
8.13.8-1 is in Rawhide now, but we need an update for FC4/FC5.
Comment 1 Florian La Roche 2007-01-23 09:49:25 UTC 
Update is out, so closing this.

regards,

Florian La Roche
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