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Mandriva Linux Security Advisory 2013-097

Mandriva Linux Security Advisory 2013-097
Posted Apr 11, 2013
Authored by Mandriva | Site mandriva.com

Mandriva Linux Security Advisory 2013-097 - Just Ferguson discovered that libotr, an off-the-record messaging library, can be forced to perform zero-length allocations for heap buffers that are used in base64 decoding routines. An attacker can exploit this flaw by sending crafted messages to an application that is using libotr to perform denial of service attacks or potentially execute arbitrary code. The updated packages have been patched to correct this issue.

tags | advisory, denial of service, arbitrary
systems | linux, mandriva
advisories | CVE-2012-3461
MD5 | aac43e8df265def36ec7c0780b36d909

Mandriva Linux Security Advisory 2013-097

Change Mirror Download
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Hash: SHA1

_______________________________________________________________________

Mandriva Linux Security Advisory MDVSA-2013:097
http://www.mandriva.com/en/support/security/
_______________________________________________________________________

Package : libotr
Date : April 10, 2013
Affected: Business Server 1.0
_______________________________________________________________________

Problem Description:

A vulnerability was found and corrected in libotr:

Just Ferguson discovered that libotr, an off-the-record (OTR) messaging
library, can be forced to perform zero-length allocations for heap
buffers that are used in base64 decoding routines. An attacker can
exploit this flaw by sending crafted messages to an application that
is using libotr to perform denial of service attacks or potentially
execute arbitrary code (CVE-2012-3461).

The updated packages have been patched to correct this issue.
_______________________________________________________________________

References:

http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-3461
_______________________________________________________________________

Updated Packages:

Mandriva Business Server 1/X86_64:
d2d74c963e8d28f640a73a1fd2250880 mbs1/x86_64/lib64otr2-3.2.0-6.1.mbs1.x86_64.rpm
02ba68747b2e3e7d5ba656a5b568ba2a mbs1/x86_64/lib64otr-devel-3.2.0-6.1.mbs1.x86_64.rpm
67bd7de29c7138e79c475898a58ccd98 mbs1/x86_64/libotr-utils-3.2.0-6.1.mbs1.x86_64.rpm
c429f649c06662ae2067945e1097c414 mbs1/SRPMS/libotr-3.2.0-6.1.mbs1.src.rpm
_______________________________________________________________________

To upgrade automatically use MandrivaUpdate or urpmi. The verification
of md5 checksums and GPG signatures is performed automatically for you.

All packages are signed by Mandriva for security. You can obtain the
GPG public key of the Mandriva Security Team by executing:

gpg --recv-keys --keyserver pgp.mit.edu 0x22458A98

You can view other update advisories for Mandriva Linux at:

http://www.mandriva.com/en/support/security/advisories/

If you want to report vulnerabilities, please contact

security_(at)_mandriva.com
_______________________________________________________________________

Type Bits/KeyID Date User ID
pub 1024D/22458A98 2000-07-10 Mandriva Security Team
<security*mandriva.com>
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