The Vigil@nce team watches public vulnerabilities impacting your computers, and then offers security solutions, a vigilance database and tools to fix them.

Vulnerability of Linux kernel: out-of-bounds memory reading via crypto_authenc_extractkeys

Synthesis of the vulnerability 

An attacker can force a read at an invalid address via crypto_authenc_extractkeys() of the Linux kernel, in order to trigger a denial of service, or to obtain sensitive information.
Vulnerable systems: Linux, openSUSE Leap, RHEL, SUSE Linux Enterprise Desktop, SLES.
Severity of this threat: 1/4.
Creation date: 23/06/2020.
Références of this weakness: CERTFR-2020-AVI-483, CERTFR-2020-AVI-529, CERTFR-2020-AVI-547, CVE-2020-10769, openSUSE-SU-2020:1153-1, RHSA-2020:3545-01, SUSE-SU-2020:14442-1, SUSE-SU-2020:2103-1, SUSE-SU-2020:2106-1, SUSE-SU-2020:2107-1, SUSE-SU-2020:2119-1, SUSE-SU-2020:2121-1, SUSE-SU-2020:2122-1, SUSE-SU-2020:2156-1, SUSE-SU-2020:2478-1, SUSE-SU-2020:2487-1, VIGILANCE-VUL-32606.

Description of the vulnerability 

An attacker can force a read at an invalid address via crypto_authenc_extractkeys() of the Linux kernel, in order to trigger a denial of service, or to obtain sensitive information.
Full bulletin, software filtering, emails, fixes, ... (Request your free trial)

This computer weakness bulletin impacts software or systems such as Linux, openSUSE Leap, RHEL, SUSE Linux Enterprise Desktop, SLES.

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

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

An attacker with a expert ability can exploit this threat announce.

Solutions for this threat 

Linux kernel: version 4.20.4.
The version 4.20.4 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v4.x/

Linux kernel: version 4.19.17.
The version 4.19.17 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v4.x/

Linux kernel: version 4.14.95.
The version 4.14.95 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v4.x/

Linux kernel: version 4.9.152.
The version 4.9.152 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v4.x/

Linux kernel: version 4.4.172.
The version 4.4.172 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v4.x/

Linux kernel: version 3.16.66.
The version 3.16.66 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v3.x/linux-3.16.66.tar.xz

Linux kernel: patch for crypto_authenc_extractkeys.
A patch is indicated in information sources.

openSUSE Leap 15.1: new kernel packages (07/08/2020).
New packages are available:
  openSUSE Leap 15.1: kernel 4.12.14-lp151.28.59.1

RHEL 7 ARM/POWER9: new kernel-alt packages.
New packages are available:
  RHEL 7.0-7.8: kernel-alt 4.14.0-115.29.1.el7a

SUSE LE 11 SP4: new kernel packages (04/08/2020).
New packages are available:
  SUSE LE 11 SP4: kernel 3.0.101-108.117.1

SUSE LE 12 SP4: new kernel packages.
New packages are available:
  SUSE LE 12 SP4: kernel 4.12.14-95.57.1

SUSE LE 12 SP4: new kernel-rt packages.
New packages are available:
  SUSE LE 12 SP4: kernel-rt 4.12.14-8.23.1

SUSE LE 12 SP5: new kernel-azure packages (05/08/2020).
New packages are available:
  SUSE LE 12 SP5: kernel-azure 4.12.14-16.22.1

SUSE LE 12 SP5: new kernel packages (05/08/2020).
New packages are available:
  SUSE LE 12 SP5: kernel 4.12.14-122.29.1

SUSE LE 12 SP5: new kernel-rt packages (03/09/2020).
New packages are available:
  SUSE LE 12 SP5: kernel-rt 4.12.14-10.13.1

SUSE LE 15 RTM: new kernel packages.
New packages are available:
  SUSE LE 15 RTM: kernel 4.12.14-150.55.1

SUSE LE 15 SP1: new kernel-azure packages.
New packages are available:
  SUSE LE 15 SP1: kernel-azure 4.12.14-8.38.1

SUSE LE 15 SP1: new kernel packages (04/08/2020).
New packages are available:
  SUSE LE 15 SP1: kernel 4.12.14-197.48.1

SUSE LE 15 SP1: new kernel-rt packages.
New packages are available:
  SUSE LE 15 SP1: kernel-rt 4.12.14-14.28.1
Full bulletin, software filtering, emails, fixes, ... (Request your free trial)

Computer vulnerabilities tracking service 

Vigil@nce provides a network vulnerability note. The Vigil@nce security watch publishes vulnerability bulletins about threats impacting the information system.