exploit the possibilities
Home Files News &[SERVICES_TAB]About Contact Add New

Ubuntu Security Notice USN-1500-1

Ubuntu Security Notice USN-1500-1
Posted Jul 9, 2012
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 1500-1 - Evgeny Boger discovered that Pidgin incorrectly handled buddy list messages in the AIM and ICQ protocol handlers. A remote attacker could send a specially crafted message and cause Pidgin to crash, leading to a denial of service. This issue only affected Ubuntu 10.04 LTS, 11.04 and 11.10. Thijs Alkemade discovered that Pidgin incorrectly handled malformed voice and video chat requests in the XMPP protocol handler. A remote attacker could send a specially crafted message and cause Pidgin to crash, leading to a denial of service. This issue only affected Ubuntu 10.04 LTS, 11.04 and 11.10. Various other issues were also addressed.

tags | advisory, remote, denial of service, protocol
systems | linux, ubuntu
advisories | CVE-2011-4601, CVE-2011-4602, CVE-2011-4603, CVE-2011-4922, CVE-2011-4939, CVE-2012-1178, CVE-2012-2214, CVE-2012-2318, CVE-2012-3374, CVE-2011-4601, CVE-2011-4602, CVE-2011-4603, CVE-2011-4922, CVE-2011-4939, CVE-2012-1178, CVE-2012-2214, CVE-2012-2318, CVE-2012-3374
SHA-256 | a749885c45d3ed6a82077ecb3953f73e5275c512532f5583f18a44f27c49d270

Ubuntu Security Notice USN-1500-1

Change Mirror Download
Content-Disposition: inline


============================================================================
Ubuntu Security Notice USN-1500-1
July 09, 2012

pidgin vulnerabilities
============================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 12.04 LTS
- Ubuntu 11.10
- Ubuntu 11.04
- Ubuntu 10.04 LTS

Summary:

Several security issues were fixed in Pidgin.

Software Description:
- pidgin: graphical multi-protocol instant messaging client for X

Details:

Evgeny Boger discovered that Pidgin incorrectly handled buddy list messages in
the AIM and ICQ protocol handlers. A remote attacker could send a specially
crafted message and cause Pidgin to crash, leading to a denial of service. This
issue only affected Ubuntu 10.04 LTS, 11.04 and 11.10. (CVE-2011-4601)

Thijs Alkemade discovered that Pidgin incorrectly handled malformed voice and
video chat requests in the XMPP protocol handler. A remote attacker could send
a specially crafted message and cause Pidgin to crash, leading to a denial of
service. This issue only affected Ubuntu 10.04 LTS, 11.04 and 11.10.
(CVE-2011-4602)

Diego Bauche Madero discovered that Pidgin incorrectly handled UTF-8
sequences in the SILC protocol handler. A remote attacker could send a
specially crafted message and cause Pidgin to crash, leading to a denial
of service. This issue only affected Ubuntu 10.04 LTS, 11.04 and 11.10.
(CVE-2011-4603)

Julia Lawall discovered that Pidgin incorrectly cleared memory contents used in
cryptographic operations. An attacker could exploit this to read the memory
contents, leading to an information disclosure. This issue only affected Ubuntu
10.04 LTS. (CVE-2011-4922)

Clemens Huebner and Kevin Stange discovered that Pidgin incorrectly handled
nickname changes inside chat rooms in the XMPP protocol handler. A remote
attacker could exploit this by changing nicknames, leading to a denial of
service. This issue only affected Ubuntu 11.10. (CVE-2011-4939)

Thijs Alkemade discovered that Pidgin incorrectly handled off-line instant
messages in the MSN protocol handler. A remote attacker could send a specially
crafted message and cause Pidgin to crash, leading to a denial of service. This
issue only affected Ubuntu 10.04 LTS, 11.04 and 11.10. (CVE-2012-1178)

Jos=E9 Valent=EDn Guti=E9rrez discovered that Pidgin incorrectly handled SOCKS5 proxy
connections during file transfer requests in the XMPP protocol handler. A
remote attacker could send a specially crafted request and cause Pidgin to
crash, leading to a denial of service. This issue only affected Ubuntu 12.04
LTS and 11.10. (CVE-2012-2214)

Fabian Yamaguchi discovered that Pidgin incorrectly handled malformed messages
in the MSN protocol handler. A remote attacker could send a specially crafted
message and cause Pidgin to crash, leading to a denial of service.
(CVE-2012-2318)

Ulf H=E4rnhammar discovered that Pidgin incorrectly handled messages with in-line
images in the MXit protocol handler. A remote attacker could send a specially
crafted message and possibly execute arbitrary code with user privileges.
(CVE-2012-3374)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 12.04 LTS:
finch 1:2.10.3-0ubuntu1.1
libpurple0 1:2.10.3-0ubuntu1.1
pidgin 1:2.10.3-0ubuntu1.1

Ubuntu 11.10:
finch 1:2.10.0-0ubuntu2.1
libpurple0 1:2.10.0-0ubuntu2.1
pidgin 1:2.10.0-0ubuntu2.1

Ubuntu 11.04:
finch 1:2.7.11-1ubuntu2.2
libpurple0 1:2.7.11-1ubuntu2.2
pidgin 1:2.7.11-1ubuntu2.2

Ubuntu 10.04 LTS:
finch 1:2.6.6-1ubuntu4.5
libpurple0 1:2.6.6-1ubuntu4.5
pidgin 1:2.6.6-1ubuntu4.5

After a standard system update you need to restart Pidgin to make
all the necessary changes.

References:
http://www.ubuntu.com/usn/usn-1500-1
CVE-2011-4601, CVE-2011-4602, CVE-2011-4603, CVE-2011-4922,
CVE-2011-4939, CVE-2012-1178, CVE-2012-2214, CVE-2012-2318,
CVE-2012-3374

Package Information:
https://launchpad.net/ubuntu/+source/pidgin/1:2.10.3-0ubuntu1.1
https://launchpad.net/ubuntu/+source/pidgin/1:2.10.0-0ubuntu2.1
https://launchpad.net/ubuntu/+source/pidgin/1:2.7.11-1ubuntu2.2
https://launchpad.net/ubuntu/+source/pidgin/1:2.6.6-1ubuntu4.5
Login or Register to add favorites

File Archive:

May 2024

  • Su
  • Mo
  • Tu
  • We
  • Th
  • Fr
  • Sa
  • 1
    May 1st
    44 Files
  • 2
    May 2nd
    5 Files
  • 3
    May 3rd
    11 Files
  • 4
    May 4th
    0 Files
  • 5
    May 5th
    0 Files
  • 6
    May 6th
    28 Files
  • 7
    May 7th
    3 Files
  • 8
    May 8th
    4 Files
  • 9
    May 9th
    54 Files
  • 10
    May 10th
    12 Files
  • 11
    May 11th
    0 Files
  • 12
    May 12th
    0 Files
  • 13
    May 13th
    17 Files
  • 14
    May 14th
    11 Files
  • 15
    May 15th
    17 Files
  • 16
    May 16th
    13 Files
  • 17
    May 17th
    22 Files
  • 18
    May 18th
    0 Files
  • 19
    May 19th
    0 Files
  • 20
    May 20th
    17 Files
  • 21
    May 21st
    18 Files
  • 22
    May 22nd
    7 Files
  • 23
    May 23rd
    0 Files
  • 24
    May 24th
    0 Files
  • 25
    May 25th
    0 Files
  • 26
    May 26th
    0 Files
  • 27
    May 27th
    0 Files
  • 28
    May 28th
    0 Files
  • 29
    May 29th
    0 Files
  • 30
    May 30th
    0 Files
  • 31
    May 31st
    0 Files

Top Authors In Last 30 Days

File Tags

Systems

packet storm

© 2022 Packet Storm. All rights reserved.

Services
Security Services
Hosting By
Rokasec
close