GLSA-200807-03 : PCRE: Buffer overflow

high Nessus Plugin ID 33460

Synopsis

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

Description

The remote host is affected by the vulnerability described in GLSA-200807-03 (PCRE: Buffer overflow)

Tavis Ormandy of the Google Security team reported a heap-based buffer overflow when compiling regular expression patterns containing 'Internal Option Settings' such as '(?i)'.
Impact :

A remote attacker could exploit this vulnerability by sending a specially crafted regular expression to an application making use of the PCRE library, which could possibly lead to the execution of arbitrary code or a Denial of Service.
Workaround :

There is no known workaround at this time.

Solution

All PCRE users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=dev-libs/libpcre-7.7-r1' All GLib users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=dev-libs/glib-2.16.3-r1'

Plugin Details

Severity: High

ID: 33460

File Name: gentoo_GLSA-200807-03.nasl

Version: 1.15

Type: local

Family: Gentoo Local Security Checks

Published: 7/10/2008

Updated: 1/6/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.6

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:glib, p-cpe:/a:gentoo:linux:libpcre, cpe:/o:gentoo:linux

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Exploit Ease: No known exploits are available

Patch Publication Date: 7/7/2008

Reference Information

CVE: CVE-2008-2371

CWE: 119

GLSA: 200807-03

Detections

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