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GLSA-201706-11 : PCRE library: Denial of Service

high Nessus Plugin ID 100654

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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-201706-11 (PCRE library: Denial of Service)

 It was found that the compile_bracket_matchingpath function in pcre_jit_compile.c in PCRE library is vulnerable to an out-of-bounds read.
 Impact :

 A remote attacker could possibly cause a Denial of Service condition via a special crafted regular expression.
 Workaround :

 There is no known workaround at this time.

Solution

All PCRE library users should upgrade to the latest version:
 # emerge --sync # emerge --ask --oneshot --verbose '>=dev-libs/libpcre-8.40-r1'

See Also

https://security.gentoo.org/glsa/201706-11

Plugin Details

Severity: High

ID: 100654

File Name: gentoo_GLSA-201706-11.nasl

Version: 3.2

Type: local

Published: 6/7/2017

Updated: 1/11/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

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

CVSS v3

Risk Factor: High

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Vulnerability Information

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

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

Patch Publication Date: 6/6/2017

Reference Information

CVE: CVE-2017-6004

GLSA: 201706-11