Ubuntu 6.06 LTS / 6.10 / 7.04 / 7.10 : icu vulnerabilities (USN-591-1)

Ubuntu Security Notice (C) 2008-2013 Canonical, Inc. / NASL script (C) 2008-2013 Tenable Network Security, Inc.


Synopsis :

The remote Ubuntu host is missing one or more security-related patches.

Description :

Will Drewry discovered that libicu did not properly handle '\0' when
processing regular expressions. If an application linked against
libicu processed a crafted regular expression, an attacker could
execute arbitrary code with privileges of the user invoking the
program. (CVE-2007-4770)

Will Drewry discovered that libicu did not properly limit its
backtracking stack size. If an application linked against libicu
processed a crafted regular expression, an attacker could cause a
denial of service via resource exhaustion. (CVE-2007-4771).

Solution :

Update the affected packages.

Risk factor :

High / CVSS Base Score : 9.3
(CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C)

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 31678 ()

Bugtraq ID:

CVE ID: CVE-2007-4770
CVE-2007-4771