exploit the possibilities

Red Hat Security Advisory 2019-0641-01

Red Hat Security Advisory 2019-0641-01
Posted Mar 26, 2019
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2019-0641-01 - The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Issues addressed include denial of service and use-after-free vulnerabilities.

tags | advisory, denial of service, kernel, vulnerability
systems | linux, redhat
advisories | CVE-2017-7482, CVE-2018-10902, CVE-2018-12929, CVE-2018-12930, CVE-2018-12931, CVE-2018-5803
MD5 | 1784b90050430a77d9c7c2b501b90853

Red Hat Security Advisory 2019-0641-01

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

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

Synopsis: Important: kernel-rt security and bug fix update
Advisory ID: RHSA-2019:0641-01
Product: Red Hat Enterprise MRG for RHEL-6
Advisory URL: https://access.redhat.com/errata/RHSA-2019:0641
Issue date: 2019-03-26
CVE Names: CVE-2017-7482 CVE-2018-5803 CVE-2018-10902
CVE-2018-12929 CVE-2018-12930 CVE-2018-12931
====================================================================
1. Summary:

An update for kernel-rt is now available for Red Hat Enterprise MRG 2.

Red Hat Product Security has rated this update as having a security impact
of Important. 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: MIDI driver race condition leads to a double-free
(CVE-2018-10902)

* kernel: net/rxrpc: overflow in decoding of krb5 principal (CVE-2017-7482)

* kernel: Missing length check of payload in
net/sctp/sm_make_chunk.c:_sctp_make_chunk() function allows denial of
service (CVE-2018-5803)

* kernel: use-after-free in ntfs_read_locked_inode in the ntfs.ko
(CVE-2018-12929)

* kernel: stack-based out-of-bounds write in ntfs_end_buffer_async_read in
the ntfs.ko (CVE-2018-12930)

* kernel: stack-based out-of-bounds write in ntfs_attr_find in the ntfs.ko
(CVE-2018-12931)

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

Bug Fix(es):

* Remove the NTFS module from the MRG 2.5.x realtime kernel (BZ#1674523)

* update the MRG 2.5.z 3.10 kernel-rt sources (BZ#1674935)

Users of kernel-rt are advised to upgrade to these updated packages, which
fix these bugs.

4. Solution:

For details on how to apply this update, which includes the changes
described in this advisory, refer to:

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

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

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

1446288 - CVE-2017-7482 kernel: net/rxrpc: overflow in decoding of krb5 principal
1551051 - CVE-2018-5803 kernel: Missing length check of payload in net/sctp/sm_make_chunk.c:_sctp_make_chunk() function allows denial of service
1590720 - CVE-2018-10902 kernel: MIDI driver race condition leads to a double-free
1597831 - CVE-2018-12929 kernel: use-after-free in ntfs_read_locked_inode in the ntfs.ko
1597837 - CVE-2018-12930 kernel: stack-based out-of-bounds write in ntfs_end_buffer_async_read in the ntfs.ko
1597843 - CVE-2018-12931 kernel: stack-based out-of-bounds write in ntfs_attr_find in the ntfs.ko
1674935 - update the MRG 2.5.z 3.10 kernel-rt sources

6. Package List:

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

Source:
kernel-rt-3.10.0-693.46.1.rt56.639.el6rt.src.rpm

noarch:
kernel-rt-doc-3.10.0-693.46.1.rt56.639.el6rt.noarch.rpm
kernel-rt-firmware-3.10.0-693.46.1.rt56.639.el6rt.noarch.rpm

x86_64:
kernel-rt-3.10.0-693.46.1.rt56.639.el6rt.x86_64.rpm
kernel-rt-debug-3.10.0-693.46.1.rt56.639.el6rt.x86_64.rpm
kernel-rt-debug-debuginfo-3.10.0-693.46.1.rt56.639.el6rt.x86_64.rpm
kernel-rt-debug-devel-3.10.0-693.46.1.rt56.639.el6rt.x86_64.rpm
kernel-rt-debuginfo-3.10.0-693.46.1.rt56.639.el6rt.x86_64.rpm
kernel-rt-debuginfo-common-x86_64-3.10.0-693.46.1.rt56.639.el6rt.x86_64.rpm
kernel-rt-devel-3.10.0-693.46.1.rt56.639.el6rt.x86_64.rpm
kernel-rt-trace-3.10.0-693.46.1.rt56.639.el6rt.x86_64.rpm
kernel-rt-trace-debuginfo-3.10.0-693.46.1.rt56.639.el6rt.x86_64.rpm
kernel-rt-trace-devel-3.10.0-693.46.1.rt56.639.el6rt.x86_64.rpm
kernel-rt-vanilla-3.10.0-693.46.1.rt56.639.el6rt.x86_64.rpm
kernel-rt-vanilla-debuginfo-3.10.0-693.46.1.rt56.639.el6rt.x86_64.rpm
kernel-rt-vanilla-devel-3.10.0-693.46.1.rt56.639.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-2017-7482
https://access.redhat.com/security/cve/CVE-2018-5803
https://access.redhat.com/security/cve/CVE-2018-10902
https://access.redhat.com/security/cve/CVE-2018-12929
https://access.redhat.com/security/cve/CVE-2018-12930
https://access.redhat.com/security/cve/CVE-2018-12931
https://access.redhat.com/security/updates/classification/#important

8. Contact:

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

Copyright 2019 Red Hat, Inc.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
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-----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

File Archive:

July 2019

  • Su
  • Mo
  • Tu
  • We
  • Th
  • Fr
  • Sa
  • 1
    Jul 1st
    34 Files
  • 2
    Jul 2nd
    15 Files
  • 3
    Jul 3rd
    9 Files
  • 4
    Jul 4th
    8 Files
  • 5
    Jul 5th
    2 Files
  • 6
    Jul 6th
    3 Files
  • 7
    Jul 7th
    1 Files
  • 8
    Jul 8th
    15 Files
  • 9
    Jul 9th
    15 Files
  • 10
    Jul 10th
    20 Files
  • 11
    Jul 11th
    17 Files
  • 12
    Jul 12th
    15 Files
  • 13
    Jul 13th
    2 Files
  • 14
    Jul 14th
    1 Files
  • 15
    Jul 15th
    20 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

© 2019 Packet Storm. All rights reserved.

Services
Security Services
Hosting By
Rokasec
close