Synthesis of the vulnerability 


An attacker can bypass access restrictions to data via Running Average Power Limit of Intel Processors, in order to obtain sensitive information.
Vulnerable systems: Fedora, HP ProLiant, Linux, openSUSE Leap, RHEL, SUSE Linux Enterprise Desktop, SLES, Ubuntu, Xen.
Severity of this threat: 1/4.
Number of vulnerabilities in this bulletin: 2.
Creation date: 10/11/2020.
Revision date: 11/11/2020.
Références of this weakness: CERTFR-2020-AVI-728, CERTFR-2020-AVI-734, CERTFR-2020-AVI-741, CERTFR-2020-AVI-743, CERTFR-2020-AVI-750, CERTFR-2020-AVI-764, CERTFR-2020-AVI-769, CVE-2020-8694, CVE-2020-8695, FEDORA-2020-14fda1bf85, FEDORA-2020-2c8824c6b1, FEDORA-2020-d5941ea479, HPESBHF04059, INTEL-SA-00389, openSUSE-SU-2020:1906-1, openSUSE-SU-2020:1915-1, openSUSE-SU-2020:1923-1, PLATYPUS, RHSA-2020:5083-01, RHSA-2020:5085-01, RHSA-2020:5181-01, RHSA-2020:5182-01, RHSA-2020:5183-01, RHSA-2020:5184-01, RHSA-2020:5185-01, RHSA-2020:5186-01, RHSA-2020:5188-01, RHSA-2020:5189-01, RHSA-2020:5190-01, SUSE-SU-2020:14540-1, SUSE-SU-2020:14546-1, SUSE-SU-2020:3271-1, SUSE-SU-2020:3272-1, SUSE-SU-2020:3273-1, SUSE-SU-2020:3274-1, SUSE-SU-2020:3275-1, SUSE-SU-2020:3276-1, SUSE-SU-2020:3279-1, SUSE-SU-2020:3326-1, SUSE-SU-2020:3372-1, SUSE-SU-2020:3373-1, SUSE-SU-2020:3374-1, SUSE-SU-2020:3457-1, SUSE-SU-2020:3484-1, SUSE-SU-2020:3501-1, SUSE-SU-2020:3503-1, SUSE-SU-2020:3512-1, SUSE-SU-2020:3513-1, USN-4626-1, USN-4627-1, USN-4628-1, USN-4628-2, VIGILANCE-VUL-33872, XSA-351.

Description of the vulnerability 


The Intel Processors product offers a web service.

However, an attacker can bypass access restrictions to data.

An attacker can therefore use a vulnerability via Running Average Power Limit of Intel Processors, in order to obtain sensitive information.
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This security bulletin impacts software or systems such as Fedora, HP ProLiant, Linux, openSUSE Leap, RHEL, SUSE Linux Enterprise Desktop, SLES, Ubuntu, Xen.

Our Vigil@nce team determined that the severity of this cybersecurity announce is low.

The trust level is of type confirmed by the editor, with an origin of privileged shell.

This bulletin is about 2 vulnerabilities.

An attacker with a expert ability can exploit this vulnerability alert.

Solutions for this threat 


Linux kernel: version 5.9.8.
The version 5.9.8 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v5.x/

Linux kernel: version 5.4.77.
The version 5.4.77 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v5.x/

Linux kernel: version 4.19.157.
The version 4.19.157 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v4.x/

Linux kernel: version 4.14.206.
The version 4.14.206 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v4.x/

Linux kernel: version 4.9.243.
The version 4.9.243 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v4.x/

Linux kernel: version 4.4.243.
The version 4.4.243 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v4.x/

Fedora 31: new microcode_ctl packages.
New packages are available:
  Fedora 31: microcode_ctl 2.1-39.3.fc31

Fedora 33: new microcode_ctl packages.
New packages are available:
  Fedora 33: microcode_ctl 2.1-43.fc33

HPE ProLiant: solution for Intel Running Average Power Limit.
The solution is indicated in information sources.

openSUSE Leap 15.1-2: new ucode-intel packages.
New packages are available:
  openSUSE Leap 15.1: ucode-intel 20201027-lp151.2.30.1
  openSUSE Leap 15.2: ucode-intel 20201027-lp152.2.4.1

openSUSE Leap 15.2: new kernel packages.
New packages are available:
  openSUSE Leap 15.2: kernel 5.3.18-lp152.50.1

RHEL 6-8: new microcode_ctl packages.
New packages are available:
  RHEL 8.2: microcode_ctl 20191115-4.20201112.1.el8_2
  RHEL 8.0: microcode_ctl 20180807a-2.20201112.1.el8_0
  RHEL 7.7: microcode_ctl 2.1-53.13.el7_7
  RHEL 7.6: microcode_ctl 2.1-47.18.el7_6
  RHEL 7.3: microcode_ctl 2.1-16.37.el7_3
  RHEL 7.4: microcode_ctl 2.1-22.36.el7_4
  RHEL 7.2: microcode_ctl 2.1-12.34.el7_2
  RHEL 6.6: microcode_ctl 1.17-19.32.el6_6
  RHEL 6.5: microcode_ctl 1.17-17.34.el6_5

RHEL 7.9: new microcode_ctl packages.
New packages are available:
  RHEL 7.9: microcode_ctl 2.1-73.2.el7_9

RHEL 8.3: new microcode_ctl packages.
New packages are available:
  RHEL 8.3: microcode_ctl 20200609-2.20201027.1.el8_3

SUSE LE 11 SP3-4: new microcode_ctl packages (11/11/2020).
New packages are available:
  SUSE LE 11 SP3: microcode_ctl 1.17-102.83.59.1
  SUSE LE 11 SP4: microcode_ctl 1.17-102.83.59.1

SUSE LE 11 SP3-4: new microcode_ctl packages (19/11/2020).
New packages are available:
  SUSE LE 11 SP3: microcode_ctl 1.17-102.83.62.1
  SUSE LE 11 SP4: microcode_ctl 1.17-102.83.62.1

SUSE LE 12 SP2-4: new ucode-intel packages.
New packages are available:
  SUSE LE 12 SP2: ucode-intel 20201027-13.76.1
  SUSE LE 12 SP3: ucode-intel 20201027-13.76.1
  SUSE LE 12 SP4: ucode-intel 20201027-13.76.1

SUSE LE 12 SP2: new kernel-default packages.
New packages are available:
  SUSE LE 12 SP2: kernel-default 4.4.121-92.146.1
  SUSE LE 12 SP2: kernel-default 4.4.121-92.146.1

SUSE LE 12 SP3: new kernel-default packages.
New packages are available:
  SUSE LE 12 SP3: kernel-default 4.4.180-94.135.1

SUSE LE 12 SP5: new kernel packages.
New packages are available:
  SUSE LE 12 SP5: kernel 4.12.14-122.51.2

SUSE LE 12 SP5: new kernel-rt packages.
New packages are available:
  SUSE LE 12 SP5: kernel-rt 4.12.14-10.22.1

SUSE LE 12 SP5: new ucode-intel packages (11/11/2020).
New packages are available:
  SUSE LE 12 SP5: ucode-intel 20201027-3.20.1

SUSE LE 12 SP5: new ucode-intel packages (20/11/2020).
New packages are available:
  SUSE LE 12 SP5: ucode-intel 20201110-3.23.1

SUSE LE 15: new ucode-intel packages.
New packages are available:
  SUSE LE 15 RTM: ucode-intel 20201027-3.51.1
  SUSE LE 15 SP1: ucode-intel 20201027-3.33.1
  SUSE LE 15 SP2: ucode-intel 20201027-2.7.1

SUSE LE 15 RTM-SP2: new ucode-intel packages.
New packages are available:
  SUSE LE 15 RTM: ucode-intel 20201110-3.55.1
  SUSE LE 15 SP1: ucode-intel 20201110-3.39.1
  SUSE LE 15 SP2: ucode-intel 20201110-2.10.1

SUSE LE 15 SP1: new kernel-azure packages (24/11/2020).
New packages are available:
  SUSE LE 15 SP1: kernel-azure 4.12.14-8.52.1

SUSE LE 15 SP1: new kernel packages.
New packages are available:
  SUSE LE 15 SP1: kernel 4.12.14-197.67.1

SUSE LE 15 SP1: new kernel-rt packages.
New packages are available:
  SUSE LE 15 SP1: kernel-rt 4.12.14-14.41.2

SUSE LE 15 SP2: new kernel packages.
New packages are available:
  SUSE LE 15 SP2: kernel 5.3.18-24.37.1

Ubuntu 20.10: new linux-image-5.8.0 packages.
New packages are available:
  Ubuntu 20.10: linux-image-generic 5.8.0.28.33

Ubuntu: new intel-microcode packages.
New packages are available:
  Ubuntu 20.10: intel-microcode 3.20201110.0ubuntu0.20.10.2
  Ubuntu 20.04 LTS: intel-microcode 3.20201110.0ubuntu0.20.04.2
  Ubuntu 18.04 LTS: intel-microcode 3.20201110.0ubuntu0.18.04.2
  Ubuntu 16.04 LTS: intel-microcode 3.20201110.0ubuntu0.16.04.2
  Ubuntu 14.04 ESM: intel-microcode 3.20201110.0ubuntu0.14.04.2

Ubuntu: new linux-image packages.
New packages are available:
  Ubuntu 12.04 ESM: linux-image-generic-lts-trusty 3.13.0.183.169
  Ubuntu 14.04 ESM: linux-image-generic 3.13.0.183.192
  Ubuntu 16.04 LTS: linux-image-generic 4.4.0.194.200
  Ubuntu 18.04 LTS: linux-image-generic 4.15.0.123.110
  Ubuntu 20.04 LTS: linux-image-generic 5.4.0.53.56

Xen: patch for Power Sidechannel.
A patch is available:
  http://xenbits.xen.org/xsa/xsa351-arm.patch
  http://xenbits.xen.org/xsa/xsa351-arm-4.11.patch
  http://xenbits.xen.org/xsa/xsa351-x86-4.11-1.patch
  http://xenbits.xen.org/xsa/xsa351-x86-4.11-2.patch
  http://xenbits.xen.org/xsa/xsa351-x86-4.12-1.patch
  http://xenbits.xen.org/xsa/xsa351-x86-4.12-2.patch
  http://xenbits.xen.org/xsa/xsa351-x86-4.13-1.patch
  http://xenbits.xen.org/xsa/xsa351-x86-4.13-2.patch
  http://xenbits.xen.org/xsa/xsa351-x86-4.14-1.patch
  http://xenbits.xen.org/xsa/xsa351-x86-4.14-2.patch
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