GLSA-200711-27 : Link Grammar: User-assisted execution of arbitrary code

This script is Copyright (C) 2007-2015 Tenable Network Security, Inc.

Synopsis :

The remote Gentoo host is missing one or more security-related

Description :

The remote host is affected by the vulnerability described in GLSA-200711-27
(Link Grammar: User-assisted execution of arbitrary code)

Alin Rad Pop from Secunia Research discovered a boundary error in the
function separate_sentence() in file tokenize.c when processing an
overly long word which might lead to a stack-based buffer overflow.

Impact :

A remote attacker could entice a user to parse a specially crafted
sentence, resulting in the remote execution of arbitrary code with the
privileges of the user running the application. Note that this
vulnerability may be triggered by an application using Link Grammar to
parse sentences (e.g. AbiWord).

Workaround :

There is no known workaround at this time.

See also :

Solution :

All Link Grammar users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=dev-libs/link-grammar-4.2.4-r1'

Risk factor :

Critical / CVSS Base Score : 10.0

Family: Gentoo Local Security Checks

Nessus Plugin ID: 28266 (gentoo_GLSA-200711-27.nasl)

Bugtraq ID:

CVE ID: CVE-2007-5395

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