what you don't know can hurt you
Home Files News &[SERVICES_TAB]About Contact Add New

Red Hat Security Advisory 2020-3906-01

Red Hat Security Advisory 2020-3906-01
Posted Sep 30, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-3906-01 - Kernel-based Virtual Machine is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm packages provide the user-space component for running virtual machines that use KVM. Issues addressed include a memory leak vulnerability.

tags | advisory, kernel, memory leak
systems | linux, redhat
advisories | CVE-2018-15746, CVE-2019-20382
SHA-256 | b0f0eae60aac7f07c80ec57f369f946786c09f7b95028772e1382f40c7462d0c

Red Hat Security Advisory 2020-3906-01

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

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

Synopsis: Low: qemu-kvm security, bug fix, and enhancement update
Advisory ID: RHSA-2020:3906-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:3906
Issue date: 2020-09-29
CVE Names: CVE-2018-15746 CVE-2019-20382
====================================================================
1. Summary:

An update for qemu-kvm is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact
of Low. 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 Client (v. 7) - x86_64
Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64
Red Hat Enterprise Linux Server (v. 7) - x86_64
Red Hat Enterprise Linux Workstation (v. 7) - x86_64

3. Description:

Kernel-based Virtual Machine (KVM) is a full virtualization solution for
Linux on a variety of architectures. The qemu-kvm packages provide the
user-space component for running virtual machines that use KVM.

Security Fix(es):

* QEMU: seccomp: blacklist is not applied to all threads (CVE-2018-15746)

* QEMU: vnc: memory leakage upon disconnect (CVE-2019-20382)

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.

Additional Changes:

For detailed information on changes in this release, see the Red Hat
Enterprise Linux 7.9 Release Notes linked from the References section.

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

After installing this update, shut down all running virtual machines. Once
all virtual machines have shut down, start them again for this update to
take effect.

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

1615637 - CVE-2018-15746 QEMU: seccomp: blacklist is not applied to all threads
1791679 - QEMU: Slirp: disable emulation of tcp programs like ftp IRC etc. [rhel-7]
1802215 - Add support for newer glusterfs
1810390 - CVE-2019-20382 QEMU: vnc: memory leakage upon disconnect

6. Package List:

Red Hat Enterprise Linux Client (v. 7):

Source:
qemu-kvm-1.5.3-175.el7.src.rpm

x86_64:
qemu-img-1.5.3-175.el7.x86_64.rpm
qemu-kvm-1.5.3-175.el7.x86_64.rpm
qemu-kvm-common-1.5.3-175.el7.x86_64.rpm
qemu-kvm-debuginfo-1.5.3-175.el7.x86_64.rpm
qemu-kvm-tools-1.5.3-175.el7.x86_64.rpm

Red Hat Enterprise Linux ComputeNode Optional (v. 7):

Source:
qemu-kvm-1.5.3-175.el7.src.rpm

x86_64:
qemu-img-1.5.3-175.el7.x86_64.rpm
qemu-kvm-1.5.3-175.el7.x86_64.rpm
qemu-kvm-common-1.5.3-175.el7.x86_64.rpm
qemu-kvm-debuginfo-1.5.3-175.el7.x86_64.rpm
qemu-kvm-tools-1.5.3-175.el7.x86_64.rpm

Red Hat Enterprise Linux Server (v. 7):

Source:
qemu-kvm-1.5.3-175.el7.src.rpm

x86_64:
qemu-img-1.5.3-175.el7.x86_64.rpm
qemu-kvm-1.5.3-175.el7.x86_64.rpm
qemu-kvm-common-1.5.3-175.el7.x86_64.rpm
qemu-kvm-debuginfo-1.5.3-175.el7.x86_64.rpm
qemu-kvm-tools-1.5.3-175.el7.x86_64.rpm

Red Hat Enterprise Linux Workstation (v. 7):

Source:
qemu-kvm-1.5.3-175.el7.src.rpm

x86_64:
qemu-img-1.5.3-175.el7.x86_64.rpm
qemu-kvm-1.5.3-175.el7.x86_64.rpm
qemu-kvm-common-1.5.3-175.el7.x86_64.rpm
qemu-kvm-debuginfo-1.5.3-175.el7.x86_64.rpm
qemu-kvm-tools-1.5.3-175.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-2018-15746
https://access.redhat.com/security/cve/CVE-2019-20382
https://access.redhat.com/security/updates/classification/#low
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/7.9_release_notes/index

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

iQIVAwUBX3OkNNzjgjWX9erEAQjoCA/+PxA00M4tO/CUyHmhT7Hpe/2YOQU8sI5c
22vBkMEc5B+VONuohoKzRZG4Pxdhlhz7mJuVrw38R9t4RP/c0H+EP5XO01/Cicp9
9H0d6kfgZ8bHXbfGJNPDNWmQd2D9B6QYnJwEDv+S+gwNsH2qxc4SXsBeHN3YvB6l
eFS016tlpYThzqEc9fgHHHRf63pYrIZTVOJ0AJwxU58CXfnk2SgrKrDkuZVArkt3
FCJdPoG71k4AL3xqhpc4pLtYo+Ex9Snmh4M7Dqt8HDK8gAoWokrEhf6TPZWRILQS
etPAXuNamheugn2LYGZdaxWFyeT5pPl/soXtkR5QxrlbG/DTaDzRAJmmu6J8GyDk
xRiJqdIg75lVAOJB0/F3ANTcaIQgCnMCdQrkjzs00qwWc3snaSQ94YYBrd27LH9s
9rj3ooAjDiDZ5X9JwNy5sQd61hvW9O7DyKjsEmXbVbM9M1fTUgk1+LccC8x4wsuF
DLRRx+rLDC3XJo2+kcY4GHyF8KA7V5acIfbTN3hVcvGnM879xXW4QJomRaD5kLZB
IoURwN/LwPl4mHl1BqrxYaFidcXa/TC4w9hGd5841ne5SP5UX/M8di7hxwuF2jBY
1HNHUN00d1XTkZAWgUVKfKPmE104xnY+GwJ6Jsgl83LLCsI0+nvnsEXTF8Lr31tA
VR3SbYaUoig=+94/
-----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:

October 2022

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

Top Authors In Last 30 Days

File Tags

Systems

packet storm

© 2022 Packet Storm. All rights reserved.

Hosting By
Rokasec
close