Gaim MSN SLP denial of service
| gaim-msn-slp-dos (17787) |  Low Risk |
Description:
Gaim is vulnerable to a denial of service attack, caused by a buffer overflow. By sending a specially-crafted MSN (Microsoft Network) SLP message containing an invalid size to Gaim, a remote attacker could overflow a buffer and consume all the available memory to cause Gaim to crash.
Platforms Affected:
- Canonical, Ubuntu 4.10
- FedoraProject, Fedora Core 2
- Gaim Project, Gaim prior to 1.02
- Gentoo, Linux
- MandrakeSoft, Mandrake Linux 10.0
- MandrakeSoft, Mandrake Linux 10.1 X86_64
- MandrakeSoft, Mandrake Linux 10.1
- Novell, Linux Desktop 9
- RedHat, Enterprise Linux 3 WS
- RedHat, Enterprise Linux 3 ES
- RedHat, Enterprise Linux 3 Desktop
- RedHat, Enterprise Linux 3 AS
- Slackware, Slackware Linux 10.0
- Slackware, Slackware Linux 9.0
- Slackware, Slackware Linux 9.1
- Slackware, Slackware Linux current
- SuSE, Linux Enterprise Server 9
- SuSE, SuSE Linux 9.1
- SuSE, SuSE Linux 9.2
Remedy:
Upgrade to the latest version of Gaim (1.02 or later), available from the Gaim Download Web page. See References.
For Red Hat Linux:
Upgrade to the latest gaim package, as listed below. Refer to RHSA-2004:604-05 for more information. See References.
Red Hat Enterprise Linux AS (v. 3), ES (v. 3), WS (v. 3), Desktop: 1.0.1-1.RHEL3.x86_64 or later
For Slackware Linux:
Upgrade to the latest gaim package, as listed below. Refer to slackware-security Mailing List, Fri, 22 Oct 2004 17:07:39 -0700 for more information. See References.
Slackware Linux 9.0: 1.0.2-i386-1 or later
Slackware Linux 9.1, 10.0 and -current: 1.0.2-i486-1 or later
For Gentoo Linux:
Upgrade to the latest version of gaim (1.0.2 or later), as listed in GLSA 200410-23. See References.
For Mandrake Linux:
Upgrade to the latest gaim package, as listed below. Refer to MandrakeSoft Security Advisory MDKSA-2004:117 for more information. See References.
Mandrake Linux 10.0: 0.82.1-2.1.101mdk or later
For Ubuntu Linux:
Upgrade to the latest gaim package (1:1.0.0-1ubuntu1.1 or later), as listed in USN-8-1 October 27, 2004. See References.
For Fedora Core 2:
Upgrade to the latest gaim package (1.0.2-0.FC2 or later), as listed in Fedora Update Notification FEDORA-2004-354. See References.
For other distributions:
Contact your vendor for upgrade or patch information.
Consequences:
Denial of Service
References:
- Fedora Update Notification FEDORA-2004-354, gaim-1.0.2-0.FC2 update at http://www.linuxsecurity.com/content/view/106943/102/.
- Gaim Download Web page, Downloads - gaim at http://gaim.sourceforge.net/downloads.php.
- Gaim Security Vulnerability 19 October 2004, MSN SLP DOS (malloc error) at http://gaim.sourceforge.net/security/index.php?id=8.
- Gaim Web page, News - gaim at http://gaim.sourceforge.net/.
- Pidgin Security Advisory, 19 October 2004, MSN SLP DOS (malloc error) at http://www.pidgin.im/news/security/?id=8.
- slackware-security Mailing List, Fri, 22 Oct 2004 17:07:39 -0700, [slackware-security] gaim (SSA:2004-296-01) at http://slackware.com/security/viewer.php?l=slackware-security&y=2004&m=slackware-security.376183.
- BID-11482: Gaim MSN SLP Remote Buffer Overflow Vulnerability
- BID-11484: Gaim MSN Remote SLP Denial Of Service Vulnerability
- CVE-2004-0891: Buffer overflow in the MSN protocol handler for gaim 0.79 to 1.0.1 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via an unexpected sequence of MSNSLP messages that results in an unbounded copy operation that writes to the wrong buffer.
- GLSA-200410-23: Gaim: Multiple vulnerabilities
- MDKSA-2004:117: Updated gaim packages fix vulnerability
- RHSA-2004-604: gaim security update
- SUSE-SA:2004:040: samba: remote denial of service
- USN-8-1: gaim vulnerabilities
Reported:
Oct 19, 2004
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