Ispravljeni su višestruki propusti paketa pidgin za komunikaciju u realnom vremenu. Propusti su omogućavali napadačima izvršavanje proizvoljnog koda te uskraćivanje usluge.
Paket:
pidgin 2.x
Operacijski sustavi:
Fedora 16, Fedora 17
Kritičnost:
4.4
Problem:
pogreška u programskoj komponenti, preljev međuspremnika
Problemi se nalaze u datoteci msg.c zbog nepravilnog rukovanja posebnim znakovima, u proxy.c zbog neodgovarajućeg baratanja vezom tipa SOCKS5 te preljevom međuspreminka u datoteci markup.c prilikom slanja posebno oblikovane poruke.
Posljedica:
Posljedice ovih propusta su uskraćivanje usluge i proizvoljno izvođenje koda.
--------------------------------------------------------------------------------
Fedora Update Notification
FEDORA-2012-10287
2012-07-05 22:59:33
--------------------------------------------------------------------------------
Name : pidgin
Product : Fedora 17
Version : 2.10.5
Release : 1.fc17
URL : http://pidgin.im/
Summary : A Gtk+ based multiprotocol instant messaging client
Description :
Pidgin allows you to talk to anyone using a variety of messaging
protocols including AIM, MSN, Yahoo!, Jabber, Bonjour, Gadu-Gadu,
ICQ, IRC, Novell Groupwise, QQ, Lotus Sametime, SILC, Simple and
Zephyr. These protocols are implemented using a modular, easy to
use design. To use a protocol, just add an account using the
account editor.
Pidgin supports many common features of other clients, as well as many
unique features, such as perl scripting, TCL scripting and C plugins.
Pidgin is not affiliated with or endorsed by America Online, Inc.,
Microsoft Corporation, Yahoo! Inc., or ICQ Inc.
--------------------------------------------------------------------------------
Update Information:
New release 2.10.5
Full Upstream ChangeLog:
http://developer.pidgin.im/wiki/ChangeLog
--------------------------------------------------------------------------------
ChangeLog:
* Thu Jul 5 2012 Stu Tomlinson <Ova e-mail adresa je zaštićena od spambota. Potrebno je omogućiti JavaScript da je vidite.> 2.10.5-1
- Update to 2.10.5, CVE-2012-3374
- Allow building only libraries (#831364)
- Revive FT crash prevention patch
* Mon Jun 11 2012 Petr Pisar <Ova e-mail adresa je zaštićena od spambota. Potrebno je omogućiti JavaScript da je vidite.> - 2.10.4-2
- Perl 5.16 rebuild
* Wed May 30 2012 Jon Ciesla <Ova e-mail adresa je zaštićena od spambota. Potrebno je omogućiti JavaScript da je vidite.> - 2.10.4-1
- Update to 2.10.4, CVE-2012-2214, CVE-2012-2318, BZ 806839, 819454.
- Port to farstream patch upstreamed.
* Wed May 2 2012 Milan Crha <Ova e-mail adresa je zaštićena od spambota. Potrebno je omogućiti JavaScript da je vidite.> - 2.10.2-2
- Rebuild against newer evolution-data-server
--------------------------------------------------------------------------------
References:
[ 1 ] Bug #837319 - CVE-2012-3374 pidgin: Stack-based buffer overwrite in MXit
protocol libPurple plug-in
https://bugzilla.redhat.com/show_bug.cgi?id=837319
--------------------------------------------------------------------------------
This update can be installed with the "yum" update program. Use
su -c 'yum update pidgin' 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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