SUSE SLES11 Security Update : glibc (SUSE-SU-2018:0565-1)

High Nessus Plugin ID 107086

Synopsis

The remote SUSE host is missing one or more security updates.

Description

This update for glibc fixes the following issues: Security issues :

- 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 in realpath (bsc#1074293) Also a non security issue was fixed :

- Do not fail if one of the two responses to AF_UNSPEC fails (bsc#978209)

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

Solution

To install this SUSE Security Update use YaST online_update.
Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Software Development Kit 11-SP4:zypper in -t patch sdksp4-glibc-13494=1

SUSE Linux Enterprise Server 11-SP4:zypper in -t patch slessp4-glibc-13494=1

SUSE Linux Enterprise Server 11-SP3-LTSS:zypper in -t patch slessp3-glibc-13494=1

SUSE Linux Enterprise Point of Sale 11-SP3:zypper in -t patch sleposp3-glibc-13494=1

SUSE Linux Enterprise Debuginfo 11-SP4:zypper in -t patch dbgsp4-glibc-13494=1

SUSE Linux Enterprise Debuginfo 11-SP3:zypper in -t patch dbgsp3-glibc-13494=1

To bring your system up-to-date, use 'zypper patch'.

See Also

https://bugzilla.suse.com/1037930

https://bugzilla.suse.com/1051791

https://bugzilla.suse.com/1074293

https://bugzilla.suse.com/1079036

https://bugzilla.suse.com/978209

https://www.suse.com/security/cve/CVE-2017-12132.html

https://www.suse.com/security/cve/CVE-2017-8804.html

https://www.suse.com/security/cve/CVE-2018-1000001.html

https://www.suse.com/security/cve/CVE-2018-6485.html

https://www.suse.com/security/cve/CVE-2018-6551.html

http://www.nessus.org/u?7052395d

Plugin Details

Severity: High

ID: 107086

File Name: suse_SU-2018-0565-1.nasl

Version: 3.3

Type: local

Agent: unix

Published: 2018/03/01

Modified: 2018/08/01

Dependencies: 12634

Risk Information

Risk Factor: High

CVSSv2

Base Score: 7.8

Temporal Score: 6.4

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

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

CVSSv3

Base Score: 9.8

Temporal Score: 9

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:glibc, p-cpe:/a:novell:suse_linux:glibc-devel, p-cpe:/a:novell:suse_linux:glibc-html, p-cpe:/a:novell:suse_linux:glibc-i18ndata, p-cpe:/a:novell:suse_linux:glibc-info, p-cpe:/a:novell:suse_linux:glibc-locale, p-cpe:/a:novell:suse_linux:glibc-profile, p-cpe:/a:novell:suse_linux:nscd, cpe:/o:novell:suse_linux:11

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2018/02/28

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