SUSE SLED12 / SLES12 Security Update : glibc (SUSE-SU-2015:1844-1)

This script is Copyright (C) 2015-2016 Tenable Network Security, Inc.


Synopsis :

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

Description :

glibc was updated to fix bugs and security issues.

Security issues fixed :

- A buffer overflow in nss_dns was fixed that could lead
to crashes. (CVE-2015-1781, bsc#927080, BZ #18287)

- A denial of service attack (out of memory) in the NSS
files backend was fixed (CVE-2014-8121, bsc#918187,
GLIBC BZ #18007)

Non security bugs fixed :

- Fix regression in threaded application malloc
performance (bsc#915955, GLIBC#17195)

- Fix read past end of pattern in fnmatch (bsc#920338,
GLIBC#17062, GLIBC#18032, GLIBC#18036)

- Record TTL also for DNS PTR queries (bsc#928723,
GLIBC#18513)

- Increase MINSIGSTKSZ and SIGSTKSZ for aarch64
(bsc#931480, GLIBC#16850)

- Fix handling of IPv6 nameservers (bsc#939211,
GLIBC#13028, GLIBC#17053)

- Avoid use of asm/ptrace.h (bsc#934084)

- Do not corrupt the top of a threaded heap if top chunk
is MINSIZE (GLIBC#18502)

- Terminate unwinding after makecontext_ret on s390
(bsc#940332. bsc#944494, GLIBC#18508)

- Restore signal mask in set/swapcontext on s390
(bsc#940195, bsc#944494, GLIBC#18080)

- fix dlopen in static binaries (bsc#937853, GLIBC#17250)

- Properly reread entry after failure in nss_files getent
function (bsc#945779, BZ #18991)

Features added :

- AVX512 support (fate#318844)

- Add compatibility symlinks for LSB 3.0 (fate#318933)

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.

See also :

https://bugzilla.suse.com/915955
https://bugzilla.suse.com/918187
https://bugzilla.suse.com/920338
https://bugzilla.suse.com/927080
https://bugzilla.suse.com/928723
https://bugzilla.suse.com/931480
https://bugzilla.suse.com/934084
https://bugzilla.suse.com/937853
https://bugzilla.suse.com/939211
https://bugzilla.suse.com/940195
https://bugzilla.suse.com/940332
https://bugzilla.suse.com/944494
https://bugzilla.suse.com/945779
https://www.suse.com/security/cve/CVE-2014-8121.html
https://www.suse.com/security/cve/CVE-2015-1781.html
http://www.nessus.org/u?efda6e48

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 12 :

zypper in -t patch SUSE-SLE-SDK-12-2015-764=1

SUSE Linux Enterprise Server 12 :

zypper in -t patch SUSE-SLE-SERVER-12-2015-764=1

SUSE Linux Enterprise Desktop 12 :

zypper in -t patch SUSE-SLE-DESKTOP-12-2015-764=1

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

Risk factor :

Medium / CVSS Base Score : 6.8
(CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P)
CVSS Temporal Score : 5.5
(CVSS2#E:U/RL:ND/RC:UR)
Public Exploit Available : false

Family: SuSE Local Security Checks

Nessus Plugin ID: 86696 ()

Bugtraq ID: 73038
74255

CVE ID: CVE-2014-8121
CVE-2015-1781

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