Fedora 23 : glibc-2.22-9.fc23 (2016-0f9e9a34ce)

Critical Nessus Plugin ID 89476

Synopsis

The remote Fedora host is missing a security update.

Description

This updates addresses a critical security vulnerability in the DNS resolver related to `AF_UNSPEC` queries with `getaddrinfo` (CVE-2015-7547). In addition, a bug that causes Hesiod lookups to fail with a crash is fixed.

Note that Tenable Network Security has extracted the preceding description block directly from the Fedora security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Update the affected glibc package.

See Also

https://bugzilla.redhat.com/show_bug.cgi?id=1293532

http://www.nessus.org/u?f32ad04f

https://www.tenable.com/security/research/tra-2017-08

Plugin Details

Severity: Critical

ID: 89476

File Name: fedora_2016-0f9e9a34ce.nasl

Version: 1.9

Type: local

Agent: unix

Published: 2016/03/04

Updated: 2019/04/11

Dependencies: 12634

Risk Information

Risk Factor: Critical

CVSS v2.0

Base Score: 10

Temporal Score: 7.8

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

Temporal Vector: CVSS2#E:POC/RL:OF/RC:C

CVSS v3.0

Base Score: 8.1

Temporal Score: 7.3

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

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:fedoraproject:fedora:glibc, cpe:/o:fedoraproject:fedora:23

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2016/02/17

Reference Information

CVE: CVE-2015-7547