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GLSA-200508-17 : libpcre: Heap integer overflow

high Nessus Plugin ID 19537

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-200508-17 (libpcre: Heap integer overflow)

 libpcre fails to check certain quantifier values in regular expressions for sane values.
 Impact :

 An attacker could possibly exploit this vulnerability to execute arbitrary code by sending specially crafted regular expressions to applications making use of the libpcre library.
 Workaround :

 There is no known workaround at this time.

Solution

All libpcre users should upgrade to the latest version:
 # emerge --sync # emerge --ask --oneshot --verbose '>=dev-libs/libpcre-6.3'

See Also

https://securitytracker.com/id/1014744

https://security.gentoo.org/glsa/200508-17

Plugin Details

Severity: High

ID: 19537

File Name: gentoo_GLSA-200508-17.nasl

Version: 1.18

Type: local

Published: 8/30/2005

Updated: 1/6/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

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

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

Exploit Ease: No known exploits are available

Patch Publication Date: 8/25/2005

Reference Information

CVE: CVE-2005-2491

GLSA: 200508-17