Ubuntu 8.04 LTS / 10.04 LTS / 10.10 / 11.04 / 11.10 : gnutls13, gnutls26 vulnerabilities (USN-1418-1)

Ubuntu Security Notice (C) 2012-2013 Canonical, Inc. / NASL script (C) 2012-2013 Tenable Network Security, Inc.


Synopsis :

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

Description :

Alban Crequy discovered that the GnuTLS library incorrectly checked
array bounds when copying TLS session data. A remote attacker could
crash a client application, leading to a denial of service, as the
client application prepared for TLS session resumption.
(CVE-2011-4128)

Matthew Hall discovered that the GnuTLS library incorrectly handled
TLS records. A remote attacker could crash client and server
applications, leading to a denial of service, by sending a crafted TLS
record. (CVE-2012-1573).

Solution :

Update the affected libgnutls13 and / or libgnutls26 packages.

Risk factor :

Medium / CVSS Base Score : 5.0
(CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P)
CVSS Temporal Score : 4.3
(CVSS2#E:ND/RL:OF/RC:C)
Public Exploit Available : false

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 58618 ()

Bugtraq ID: 50609
52667

CVE ID: CVE-2011-4128
CVE-2012-1573