Twenty Year Anniversary

Red Hat Security Advisory 2018-2165-01

Red Hat Security Advisory 2018-2165-01
Posted Jul 10, 2018
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2018-2165-01 - The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Issues addressed include an information leakage vulnerability.

tags | advisory, kernel
systems | linux, redhat
advisories | CVE-2017-13305, CVE-2018-3665
MD5 | c3f3cd963aa339b5a20d7ef071d2b880

Red Hat Security Advisory 2018-2165-01

Change Mirror Download
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

=====================================================================
Red Hat Security Advisory

Synopsis: Moderate: kernel-rt security, and enhancement update
Advisory ID: RHSA-2018:2165-01
Product: Red Hat Enterprise MRG for RHEL-6
Advisory URL: https://access.redhat.com/errata/RHSA-2018:2165
Issue date: 2018-07-10
CVE Names: CVE-2017-13305 CVE-2018-3665
=====================================================================

1. Summary:

Updated kernel-rt packages that fix two security issues and add one
enhancement are now available for Red Hat Enterprise MRG 2.

Red Hat Product Security has rated this update as having a security impact
of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available for each vulnerability from
the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat MRG Realtime for RHEL 6 Server v.2 - noarch, x86_64

3. Description:

The kernel-rt packages provide the Real Time Linux Kernel, which enables
fine-tuning for systems with extremely high determinism requirements.

Security Fix(es):

* kernel: Buffer over-read in keyring subsystem allows exposing potentially
sensitive information to local attacker (CVE-2017-13305)

* Kernel: FPU state information leakage via lazy FPU restore
(CVE-2018-3665)

For more details about the security issue(s), including the impact, a CVSS
score, and other related information, refer to the CVE page(s) listed in
the References section.

Red Hat would like to thank Julian Stecklina (Amazon.de), Thomas Prescher
(cyberus-technology.de), and Zdenek Sojka (sysgo.com) for reporting
CVE-2018-3665.

Enhancement(s):

* The kernel-rt packages have been upgraded to version
3.10.0-693.35.1.rt56.623, which provides a number of bug fixes over the
previous version. (BZ#1579972)

Users of kernel-rt are advised to upgrade to these updated packages, which
add this enhancement.

The system must be rebooted for this update to take effect.

4. Solution:

Before applying this update, make sure all previously released errata
relevant to your system have been applied.

For details on how to apply this update, refer to:

https://access.redhat.com/articles/11258

5. Bugs fixed (https://bugzilla.redhat.com/):

1579972 - Update the kernel-rt sources with the latest 3.10 sources.
1581637 - CVE-2017-13305 kernel: Buffer over-read in keyring subsystem allows exposing potentially sensitive information to local attacker
1585011 - CVE-2018-3665 Kernel: FPU state information leakage via lazy FPU restore

6. Package List:

Red Hat MRG Realtime for RHEL 6 Server v.2:

Source:
kernel-rt-3.10.0-693.35.1.rt56.625.el6rt.src.rpm

noarch:
kernel-rt-doc-3.10.0-693.35.1.rt56.625.el6rt.noarch.rpm
kernel-rt-firmware-3.10.0-693.35.1.rt56.625.el6rt.noarch.rpm

x86_64:
kernel-rt-3.10.0-693.35.1.rt56.625.el6rt.x86_64.rpm
kernel-rt-debug-3.10.0-693.35.1.rt56.625.el6rt.x86_64.rpm
kernel-rt-debug-debuginfo-3.10.0-693.35.1.rt56.625.el6rt.x86_64.rpm
kernel-rt-debug-devel-3.10.0-693.35.1.rt56.625.el6rt.x86_64.rpm
kernel-rt-debuginfo-3.10.0-693.35.1.rt56.625.el6rt.x86_64.rpm
kernel-rt-debuginfo-common-x86_64-3.10.0-693.35.1.rt56.625.el6rt.x86_64.rpm
kernel-rt-devel-3.10.0-693.35.1.rt56.625.el6rt.x86_64.rpm
kernel-rt-trace-3.10.0-693.35.1.rt56.625.el6rt.x86_64.rpm
kernel-rt-trace-debuginfo-3.10.0-693.35.1.rt56.625.el6rt.x86_64.rpm
kernel-rt-trace-devel-3.10.0-693.35.1.rt56.625.el6rt.x86_64.rpm
kernel-rt-vanilla-3.10.0-693.35.1.rt56.625.el6rt.x86_64.rpm
kernel-rt-vanilla-debuginfo-3.10.0-693.35.1.rt56.625.el6rt.x86_64.rpm
kernel-rt-vanilla-devel-3.10.0-693.35.1.rt56.625.el6rt.x86_64.rpm

These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2017-13305
https://access.redhat.com/security/cve/CVE-2018-3665
https://access.redhat.com/security/updates/classification/#moderate

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2018 Red Hat, Inc.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1

iQIVAwUBW0TqE9zjgjWX9erEAQgCcQ/+KZE3vwR2SxWBBAwuaxyydGRXAR5frynw
4ADYBgdV1mDFStGFp3Eby/Uble+NTha1GWwpk7lvWeouwalVxVhXadwQHPCxQueo
WpwgCWiMXfdV0SmhpUaX8PXC6cObebdKtLF5QR2M97oCHxz/G9SSrCYv1Exqz9CX
npGBmFQPwGTxrAfLxOd5UQ9K8qyRBVKxbFa07jKAXhYRM2lRzx9QV9PV9ffR+76X
e5Jqmlm8RazlzpWcHckeFY/BWfIZHhRBk5b4dqoEmSkgG+PdW8btvwZYgoRd0PNk
0he+LTXjBcEfAU3bzrbRWfjewEJ9h6kaMBc1Yc60e/LvZZc13kgUZRQb7aTyDfWg
o+HXuqHK2T1Dl5dvjOZJtbKiKYXy8eIYvYQysAoVZ3kJ6IgsiaM00Fb4Y62SAeX1
oMVHekIXBL7KbQsWFj2OLjJEpoD+UcBMnzribsWIIstL5kDtqumBcZUFEXV7svQu
3hWspmaFVag+ogf05uf8aAJhv6xqslyNZnvabwoUS4y6LDTtAHe2vtqpb87tf9YS
nl/Qk4+48e2MLk+v7y6WqJoo9dYfGGQ14vuavhVTERq5f9nBMUjognvbhztoe5dp
PFg76T0KuMj/+nSrkMexDqeKFOlA7D4hSNEcIk4wpNBLots8tVfmUg0fo39gewLA
nhJ7o32zOcM=
=qUb0
-----END PGP SIGNATURE-----

--
RHSA-announce mailing list
RHSA-announce@redhat.com
https://www.redhat.com/mailman/listinfo/rhsa-announce

Comments

RSS Feed Subscribe to this comment feed

No comments yet, be the first!

Login or Register to post a comment

Want To Donate?


Bitcoin: 18PFeCVLwpmaBuQqd5xAYZ8bZdvbyEWMmU

File Archive:

July 2018

  • Su
  • Mo
  • Tu
  • We
  • Th
  • Fr
  • Sa
  • 1
    Jul 1st
    1 Files
  • 2
    Jul 2nd
    26 Files
  • 3
    Jul 3rd
    15 Files
  • 4
    Jul 4th
    11 Files
  • 5
    Jul 5th
    13 Files
  • 6
    Jul 6th
    4 Files
  • 7
    Jul 7th
    4 Files
  • 8
    Jul 8th
    1 Files
  • 9
    Jul 9th
    16 Files
  • 10
    Jul 10th
    15 Files
  • 11
    Jul 11th
    32 Files
  • 12
    Jul 12th
    22 Files
  • 13
    Jul 13th
    15 Files
  • 14
    Jul 14th
    0 Files
  • 15
    Jul 15th
    0 Files
  • 16
    Jul 16th
    0 Files
  • 17
    Jul 17th
    0 Files
  • 18
    Jul 18th
    0 Files
  • 19
    Jul 19th
    0 Files
  • 20
    Jul 20th
    0 Files
  • 21
    Jul 21st
    0 Files
  • 22
    Jul 22nd
    0 Files
  • 23
    Jul 23rd
    0 Files
  • 24
    Jul 24th
    0 Files
  • 25
    Jul 25th
    0 Files
  • 26
    Jul 26th
    0 Files
  • 27
    Jul 27th
    0 Files
  • 28
    Jul 28th
    0 Files
  • 29
    Jul 29th
    0 Files
  • 30
    Jul 30th
    0 Files
  • 31
    Jul 31st
    0 Files

Top Authors In Last 30 Days

File Tags

Systems

packet storm

© 2018 Packet Storm. All rights reserved.

Services
Security Services
Hosting By
Rokasec
close