Otkrivena su dva propusta u paketu Apache HTTP Server koje udaljeni napadači mogu iskoristiti za izvođenje DoS (eng. Denial of Service) napada.

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Fedora Update Notification
FEDORA-2011-12715
2011-09-14 21:56:12
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Name        : httpd
Product     : Fedora 15
Version     : 2.2.21
Release     : 1.fc15
URL         : http://httpd.apache.org/
Summary     : Apache HTTP Server
Description :
The Apache HTTP Server is a powerful, efficient, and extensible
web server.

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Update Information:

This update includes the latest stable release of the Apache HTTP Server, version 2.2.21.  Two security issues have been fixed:

mod_proxy_ajp when combined with mod_proxy_balancer: Prevents unrecognized HTTP methods from marking ajp: balancer members in an error state, avoiding denial of service.  (CVE-2011-3348)

Fixes to the handling of byte-range requests to use less memory, to avoid denial of service.  (CVE-2011-3192)

A number of bugs have been fixed as well.  See:

http://www.apache.org/dist/httpd/CHANGES_2.2.21
http://www.apache.org/dist/httpd/CHANGES_2.2.20

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ChangeLog:

* Tue Sep 13 2011 Joe Orton <Ova e-mail adresa je zaštićena od spambota. Potrebno je omogućiti JavaScript da je vidite.> - 2.2.21-1
- update to 2.2.21
- restore authnoprov patch (#736104)
* Wed Aug 10 2011 Jan Kaluza <Ova e-mail adresa je zaštićena od spambota. Potrebno je omogućiti JavaScript da je vidite.> - 2.2.19-5
- fix #707917 - add httpd-ssl-pass-dialog to ask for SSL password using systemd
* Wed Jul 20 2011 Jan Kaluza <Ova e-mail adresa je zaštićena od spambota. Potrebno je omogućiti JavaScript da je vidite.> - 2.2.19-2
- fix #716621 - suexec now works without setuid bit
- fix #689091 - backported patch from 2.3 branch to support IPv6 in logresolve
* Tue Jul 19 2011 Joe Orton <Ova e-mail adresa je zaštićena od spambota. Potrebno je omogućiti JavaScript da je vidite.> - 2.2.19-1
- update to 2.2.19
* Wed Mar 23 2011 Joe Orton <Ova e-mail adresa je zaštićena od spambota. Potrebno je omogućiti JavaScript da je vidite.> - 2.2.17-11
- minor updates to httpd.conf
- drop old patches
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References:

  [ 1 ] Bug #736104 - httpd update broke PAM authentication
        https://bugzilla.redhat.com/show_bug.cgi?id=736104
  [ 2 ] Bug #733217 - CVE-2011-3192 httpd: multiple ranges DoS [fedora-all]
        https://bugzilla.redhat.com/show_bug.cgi?id=733217
  [ 3 ] Bug #707917 - please hook up SSL certificate password query with systemd by default
        https://bugzilla.redhat.com/show_bug.cgi?id=707917
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This update can be installed with the "yum" update program.  Use
su -c 'yum update httpd' at the command line.
For more information, refer to "Managing Software with yum",
available at http://docs.fedoraproject.org/yum/.

All packages are signed with the Fedora Project GPG key.  More details on the
GPG keys used by the Fedora Project can be found at
https://fedoraproject.org/keys
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