openSUSE Security Update : glibc (openSUSE-2018-184)

critical Nessus Plugin ID 106916
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Synopsis

The remote openSUSE host is missing a security update.

Description

This update for glibc fixes the following issues :

Security issues fixed :

- CVE-2017-8804: Fix memory leak after deserialization failure in xdr_bytes, xdr_string (bsc#1037930)

- CVE-2017-12132: Reduce EDNS payload size to 1200 bytes (bsc#1051791)

- CVE-2018-6485,CVE-2018-6551: Fix integer overflows in internal memalign and malloc functions (bsc#1079036)

- CVE-2018-1000001: Avoid underflow of malloced area (bsc#1074293)

Non security bugs fixed :

- Release read lock after resetting timeout (bsc#1073990)

This update was imported from the SUSE:SLE-12-SP2:Update update project.

Solution

Update the affected glibc packages.

See Also

https://bugzilla.opensuse.org/show_bug.cgi?id=1037930

https://bugzilla.opensuse.org/show_bug.cgi?id=1051791

https://bugzilla.opensuse.org/show_bug.cgi?id=1073990

https://bugzilla.opensuse.org/show_bug.cgi?id=1074293

https://bugzilla.opensuse.org/show_bug.cgi?id=1079036

Plugin Details

Severity: Critical

ID: 106916

File Name: openSUSE-2018-184.nasl

Version: 3.6

Type: local

Agent: unix

Published: 2/21/2018

Updated: 1/19/2021

Dependencies: ssh_get_info.nasl

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.4

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

Temporal Vector: E:F/RL:OF/RC:C

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 9.1

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

Temporal Vector: E:F/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:novell:opensuse:glibc, p-cpe:/a:novell:opensuse:glibc-32bit, p-cpe:/a:novell:opensuse:glibc-debuginfo, p-cpe:/a:novell:opensuse:glibc-debuginfo-32bit, p-cpe:/a:novell:opensuse:glibc-debugsource, p-cpe:/a:novell:opensuse:glibc-devel, p-cpe:/a:novell:opensuse:glibc-devel-32bit, p-cpe:/a:novell:opensuse:glibc-devel-debuginfo, p-cpe:/a:novell:opensuse:glibc-devel-debuginfo-32bit, p-cpe:/a:novell:opensuse:glibc-devel-static, p-cpe:/a:novell:opensuse:glibc-devel-static-32bit, p-cpe:/a:novell:opensuse:glibc-extra, p-cpe:/a:novell:opensuse:glibc-extra-debuginfo, p-cpe:/a:novell:opensuse:glibc-html, p-cpe:/a:novell:opensuse:glibc-i18ndata, p-cpe:/a:novell:opensuse:glibc-info, p-cpe:/a:novell:opensuse:glibc-locale, p-cpe:/a:novell:opensuse:glibc-locale-32bit, p-cpe:/a:novell:opensuse:glibc-locale-debuginfo, p-cpe:/a:novell:opensuse:glibc-locale-debuginfo-32bit, p-cpe:/a:novell:opensuse:glibc-obsolete, p-cpe:/a:novell:opensuse:glibc-obsolete-debuginfo, p-cpe:/a:novell:opensuse:glibc-profile, p-cpe:/a:novell:opensuse:glibc-profile-32bit, p-cpe:/a:novell:opensuse:glibc-utils, p-cpe:/a:novell:opensuse:glibc-utils-32bit, p-cpe:/a:novell:opensuse:glibc-utils-debuginfo, p-cpe:/a:novell:opensuse:glibc-utils-debuginfo-32bit, p-cpe:/a:novell:opensuse:glibc-utils-debugsource, p-cpe:/a:novell:opensuse:nscd, p-cpe:/a:novell:opensuse:nscd-debuginfo, cpe:/o:novell:opensuse:42.3

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2/20/2018

Exploitable With

Metasploit (glibc "realpath()" Privilege Escalation)

Reference Information

CVE: CVE-2017-12132, CVE-2017-8804, CVE-2018-1000001, CVE-2018-6485, CVE-2018-6551