Mandriva Linux Security Advisory : pidgin (MDVSA-2011:050)

medium Nessus Plugin ID 52748

Synopsis

The remote Mandriva Linux host is missing one or more security updates.

Description

Multiple vulnerabilities has been identified and fixed in pidgin :

It was discovered that libpurple versions prior to 2.7.10 do not properly clear certain data structures used in libpurple/cipher.c prior to freeing. An attacker could potentially extract partial information from memory regions freed by libpurple.

The Yahoo protocol plugin in libpurple versions 2.6.0 through 2.7.10 do not properly handle malformed YMSG packets, leading to NULL pointer dereferences and application crash (CVE-2011-1091).

Packages for 2009.0 are provided as of the Extended Maintenance Program. Please visit this link to learn more:
http://store.mandriva.com/product_info.php?cPath=149 products_id=490

This update provides pidgin 2.7.11, which is not vulnerable to these issues.

Solution

Update the affected packages.

See Also

http://pidgin.im/news/security/

http://www.pidgin.im/news/security/?id=50

Plugin Details

Severity: Medium

ID: 52748

File Name: mandriva_MDVSA-2011-050.nasl

Version: 1.12

Type: local

Published: 3/22/2011

Updated: 1/6/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4

Temporal Score: 3.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:N/I:N/A:P

Vulnerability Information

CPE: p-cpe:/a:mandriva:linux:pidgin-gevolution, p-cpe:/a:mandriva:linux:pidgin-tcl, p-cpe:/a:mandriva:linux:pidgin-plugins, cpe:/o:mandriva:linux:2009.0, p-cpe:/a:mandriva:linux:finch, p-cpe:/a:mandriva:linux:libfinch0, p-cpe:/a:mandriva:linux:pidgin, p-cpe:/a:mandriva:linux:libpurple0, p-cpe:/a:mandriva:linux:pidgin-client, p-cpe:/a:mandriva:linux:lib64purple0, cpe:/o:mandriva:linux:2010.0, p-cpe:/a:mandriva:linux:pidgin-bonjour, p-cpe:/a:mandriva:linux:pidgin-silc, p-cpe:/a:mandriva:linux:lib64finch0, cpe:/o:mandriva:linux:2010.1, p-cpe:/a:mandriva:linux:libpurple-devel, p-cpe:/a:mandriva:linux:pidgin-meanwhile, p-cpe:/a:mandriva:linux:lib64purple-devel, p-cpe:/a:mandriva:linux:pidgin-perl, p-cpe:/a:mandriva:linux:pidgin-i18n

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/Mandrake/release, Host/Mandrake/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 3/21/2011

Reference Information

CVE: CVE-2011-1091

BID: 46837

MDVSA: 2011:050