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Test ID:
Category:Red Hat Local Security Checks
Title:RedHat Security Advisory RHSA-2007:0957

The remote host is missing updates announced in
advisory RHSA-2007:0957.

Open Phone Abstraction Library (opal) is implementation of various
telephony and video communication protocols for use over packet based

In Red Hat Enterprise Linux 5, the Ekiga application uses opal.

A flaw was discovered in the way opal handled certain Session Initiation
Protocol (SIP) packets. An attacker could use this flaw to crash an
application, such as Ekiga, which is linked with opal. (CVE-2007-4924)

Users should upgrade to these updated opal packages which contain a
backported patch to correct this issue.

Please note that this update is available via
Red Hat Network. To use Red Hat Network, launch the Red
Hat Update Agent with the following command: up2date

Risk factor : Medium

CVSS Score:

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2007-4924
BugTraq ID: 25955
Bugtraq: 20071011 S21SEC-037-en: OPAL SIP Protocol Remote Denial of Service (Google Search)
SuSE Security Announcement: SUSE-SR:2007:021 (Google Search)
CopyrightCopyright (c) 2007 E-Soft Inc.

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