exploit the possibilities

Red Hat Security Advisory 2020-0661-01

Red Hat Security Advisory 2020-0661-01
Posted Mar 3, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-0661-01 - The kernel packages contain the Linux kernel, the core of any Linux operating system. Issues addressed include buffer overflow, heap overflow, and use-after-free vulnerabilities.

tags | advisory, overflow, kernel, vulnerability
systems | linux, redhat
advisories | CVE-2018-20976, CVE-2019-14816, CVE-2019-14895, CVE-2019-17133, CVE-2019-17666
MD5 | b286bd81dbf057eac9cc09a16bfc5763

Red Hat Security Advisory 2020-0661-01

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

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

Synopsis: Important: kernel security and enhancement update
Advisory ID: RHSA-2020:0661-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:0661
Issue date: 2020-03-03
CVE Names: CVE-2018-20976 CVE-2019-14816 CVE-2019-14895
CVE-2019-17133 CVE-2019-17666
====================================================================
1. Summary:

An update for kernel is now available for Red Hat Enterprise Linux 7.2
Advanced Update Support.

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 Enterprise Linux Server AUS (v. 7.2) - noarch, x86_64
Red Hat Enterprise Linux Server Optional AUS (v. 7.2) - x86_64

3. Description:

The kernel packages contain the Linux kernel, the core of any Linux
operating system.

Security Fix(es):

* kernel: use-after-free in fs/xfs/xfs_super.c (CVE-2018-20976)

* kernel: heap overflow in mwifiex_update_vs_ie() function of Marvell WiFi
driver (CVE-2019-14816)

* kernel: heap-based buffer overflow in mwifiex_process_country_ie()
function in drivers/net/wireless/marvell/mwifiex/sta_ioctl.c
(CVE-2019-14895)

* kernel: buffer overflow in cfg80211_mgd_wext_giwessid in
net/wireless/wext-sme.c (CVE-2019-17133)

* kernel: rtl_p2p_noa_ie in drivers/net/wireless/realtek/rtlwifi/ps.c in
the Linux kernel lacks a certain upper-bound check, leading to a buffer
overflow (CVE-2019-17666)

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.

Enhancement(s):

* Selective backport: perf: Sync with upstream v4.16 (BZ#1782748)

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/):

1743547 - CVE-2018-20976 kernel: use-after-free in fs/xfs/xfs_super.c
1744149 - CVE-2019-14816 kernel: heap overflow in mwifiex_update_vs_ie() function of Marvell WiFi driver
1763690 - CVE-2019-17666 kernel: rtl_p2p_noa_ie in drivers/net/wireless/realtek/rtlwifi/ps.c in the Linux kernel lacks a certain upper-bound check, leading to a buffer overflow
1771909 - CVE-2019-17133 kernel: buffer overflow in cfg80211_mgd_wext_giwessid in net/wireless/wext-sme.c
1774870 - CVE-2019-14895 kernel: heap-based buffer overflow in mwifiex_process_country_ie() function in drivers/net/wireless/marvell/mwifiex/sta_ioctl.c

6. Package List:

Red Hat Enterprise Linux Server AUS (v. 7.2):

Source:
kernel-3.10.0-327.85.1.el7.src.rpm

noarch:
kernel-abi-whitelists-3.10.0-327.85.1.el7.noarch.rpm
kernel-doc-3.10.0-327.85.1.el7.noarch.rpm

x86_64:
kernel-3.10.0-327.85.1.el7.x86_64.rpm
kernel-debug-3.10.0-327.85.1.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-327.85.1.el7.x86_64.rpm
kernel-debug-devel-3.10.0-327.85.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-327.85.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-327.85.1.el7.x86_64.rpm
kernel-devel-3.10.0-327.85.1.el7.x86_64.rpm
kernel-headers-3.10.0-327.85.1.el7.x86_64.rpm
kernel-tools-3.10.0-327.85.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-327.85.1.el7.x86_64.rpm
kernel-tools-libs-3.10.0-327.85.1.el7.x86_64.rpm
perf-3.10.0-327.85.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-327.85.1.el7.x86_64.rpm
python-perf-3.10.0-327.85.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-327.85.1.el7.x86_64.rpm

Red Hat Enterprise Linux Server Optional AUS (v. 7.2):

x86_64:
kernel-debug-debuginfo-3.10.0-327.85.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-327.85.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-327.85.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-327.85.1.el7.x86_64.rpm
kernel-tools-libs-devel-3.10.0-327.85.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-327.85.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-327.85.1.el7.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-2018-20976
https://access.redhat.com/security/cve/CVE-2019-14816
https://access.redhat.com/security/cve/CVE-2019-14895
https://access.redhat.com/security/cve/CVE-2019-17133
https://access.redhat.com/security/cve/CVE-2019-17666
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 2020 Red Hat, Inc.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
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Žmz
-----END PGP SIGNATURE-----

--
RHSA-announce mailing list
RHSA-announce@redhat.com
https://www.redhat.com/mailman/listinfo/rhsa-announce
Login or Register to add favorites

File Archive:

August 2020

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

Top Authors In Last 30 Days

File Tags

Systems

packet storm

© 2020 Packet Storm. All rights reserved.

Services
Security Services
Hosting By
Rokasec
close