Scientific Linux Security Update : gnutls on SL7.x x86_64 (20170801)

High Nessus Plugin ID 102642

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VPR Score: 5.9

Synopsis

The remote Scientific Linux host is missing one or more security updates.

Description

The following packages have been upgraded to a later upstream version:
gnutls (3.3.26).

Security Fix(es) :

- A double-free flaw was found in the way GnuTLS parsed certain X.509 certificates with Proxy Certificate Information extension. An attacker could create a specially crafted certificate which, when processed by an application compiled against GnuTLS, could cause that application to crash. (CVE-2017-5334)

- Multiple flaws were found in the way gnutls processed OpenPGP certificates. An attacker could create specially crafted OpenPGP certificates which, when parsed by gnutls, would cause it to crash. (CVE-2017-5335, CVE-2017-5336, CVE-2017-5337, CVE-2017-7869)

- A NULL pointer dereference flaw was found in the way GnuTLS processed ClientHello messages with status_request extension. A remote attacker could use this flaw to cause an application compiled with GnuTLS to crash. (CVE-2017-7507)

- A flaw was found in the way GnuTLS validated certificates using OCSP responses. This could falsely report a certificate as valid under certain circumstances. (CVE-2016-7444)

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?f99f9a2e

Plugin Details

Severity: High

ID: 102642

File Name: sl_20170801_gnutls_on_SL7_x.nasl

Version: 3.4

Type: local

Agent: unix

Published: 2017/08/22

Updated: 2020/02/25

Dependencies: 12634

Risk Information

Risk Factor: High

VPR Score: 5.9

CVSS v2.0

Base Score: 7.5

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

CVSS v3.0

Base Score: 9.8

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

Vulnerability Information

CPE: p-cpe:/a:fermilab:scientific_linux:gnutls, p-cpe:/a:fermilab:scientific_linux:gnutls-c++, p-cpe:/a:fermilab:scientific_linux:gnutls-dane, p-cpe:/a:fermilab:scientific_linux:gnutls-debuginfo, p-cpe:/a:fermilab:scientific_linux:gnutls-devel, p-cpe:/a:fermilab:scientific_linux:gnutls-utils, x-cpe:/o:fermilab:scientific_linux

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/RedHat/release, Host/RedHat/rpm-list

Patch Publication Date: 2017/08/01

Vulnerability Publication Date: 2016/09/27

Reference Information

CVE: CVE-2016-7444, CVE-2017-5334, CVE-2017-5335, CVE-2017-5336, CVE-2017-5337, CVE-2017-7507, CVE-2017-7869