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Vulnerability of Linux kernel: file reading via Deleted Files In Cleancache

Synthesis of the vulnerability 

A local attacker can read a file via Deleted Files In Cleancache of the Linux kernel, in order to obtain sensitive information.
Vulnerable systems: Debian, Fedora, Linux, openSUSE Leap, SIMATIC, Slackware, SUSE Linux Enterprise Desktop, SLES, Ubuntu.
Severity of this threat: 2/4.
Creation date: 23/11/2018.
Références of this weakness: CERTFR-2019-AVI-038, CERTFR-2019-AVI-042, CERTFR-2019-AVI-044, CERTFR-2019-AVI-051, CERTFR-2019-AVI-071, CERTFR-2019-AVI-391, CERTFR-2019-AVI-419, CVE-2018-16862, DLA-1715-1, DLA-1731-1, DLA-1731-2, FEDORA-2018-3857a8b41a, FEDORA-2018-87ba0312c2, openSUSE-SU-2019:0065-1, openSUSE-SU-2019:0140-1, SSA:2019-030-01, SSB-439005, SUSE-SU-2019:0148-1, SUSE-SU-2019:0196-1, SUSE-SU-2019:0222-1, SUSE-SU-2019:0224-1, SUSE-SU-2019:0320-1, SUSE-SU-2019:0439-1, SUSE-SU-2019:0541-1, USN-3879-1, USN-3879-2, USN-4094-1, USN-4118-1, VIGILANCE-VUL-27872.

Description of the vulnerability 

A local attacker can read a file via Deleted Files In Cleancache of the Linux kernel, in order to obtain sensitive information.
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This cybersecurity vulnerability impacts software or systems such as Debian, Fedora, Linux, openSUSE Leap, SIMATIC, Slackware, SUSE Linux Enterprise Desktop, SLES, Ubuntu.

Our Vigil@nce team determined that the severity of this vulnerability is medium.

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

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

Solutions for this threat 

Linux kernel: version 4.19.7.
The version 4.19.7 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v4.x/

Linux kernel: version 4.14.87.
The version 4.14.87 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v4.x/

Linux kernel: version 4.9.144.
The version 4.9.144 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v4.x/

Linux kernel: version 4.4.167.
The version 4.4.167 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v4.x/

Linux kernel: version 3.18.129.
The version 3.18.129 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v3.x/

Linux kernel: version 3.16.62.
The version 3.16.62 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v3.x/

Linux kernel: patch for Deleted Files In Cleancache.
A patch is indicated in information sources.

Cloud Foundry: fixed versions for the Linux kernel.
Fixed versions are indicated in information sources.

Debian 8: new linux-4.9 packages.
New packages are available:
  Debian 8: linux-4.9 4.9.144-3.1~deb8u1

Debian 8: new linux packages (27/03/2019).
New packages are available:
  Debian 8: linux 3.16.64-2

Fedora 29: new kernel packages.
New packages are available:
  Fedora 29: kernel 4.19.5-300.fc29

Fedora: new kernel-headers packages.
New packages are available:
  Fedora 28: kernel-headers 4.19.5-200.fc28
  Fedora 29: kernel-headers 4.19.5-300.fc29

Fedora: new kernel-tools packages.
New packages are available:
  Fedora 28: kernel-tools 4.19.5-200.fc28
  Fedora 29: kernel-tools 4.19.5-300.fc29

openSUSE Leap 15.0: new kernel packages.
New packages are available:
  openSUSE Leap 15.0: kernel 4.12.14-lp150.12.45.1

openSUSE Leap 42.3: new kernel packages (06/02/2019).
New packages are available:
  openSUSE Leap 42.3: kernel 4.4.172-86.1

SIMATIC S7-1500 CPU 1518: workaround for GNU/Linux Vulnerabilities.
A workaround is indicated in the information source.

Slackware: new kernel packages.
New packages are available:
  Slackware 14.2: kernel 4.4.172-i586-1

SUSE LE 12 SP2: new kernel packages.
New packages are available:
  SUSE LE 12 SP2: kernel 4.4.121-92.101.1

SUSE LE 12 SP3: new kernel packages (05/03/2019).
New packages are available:
  SUSE LE 12 SP3: kernel 4.4.175-94.79.1

SUSE LE 12 SP3: new kernel packages (24/01/2019).
New packages are available:
  SUSE LE 12 SP3: kernel 4.4.170-4.22.1

SUSE LE 12 SP3: new kernel-rt packages.
New packages are available:
  SUSE LE 12 SP3: kernel-rt 4.4.170-3.32.2

SUSE LE 12 SP4: new kernel packages (04/02/2019).
New packages are available:
  SUSE LE 12 SP4: kernel 4.12.14-6.6.2

SUSE LE 12 SP4: new kernel packages (30/01/2019).
New packages are available:
  SUSE LE 12 SP4: kernel 4.12.14-95.6.1

SUSE LE 15: new kernel packages.
New packages are available:
  SUSE LE 15 RTM: kernel 4.12.14-25.28.1

Ubuntu 16/18: new linux-image-aws packages.
New packages are available:
  Ubuntu 16.04 LTS: linux-image-aws 4.15.0.1047.47
  Ubuntu 18.04 LTS: linux-image-aws 4.15.0.1047.46

Ubuntu: new linux-image-4.15.0 packages.
New packages are available:
  Ubuntu 16.04 LTS: linux-image-generic-hwe-16.04 4.15.0.58.79
  Ubuntu 18.04 LTS: linux-image-generic 4.15.0.58.60

Ubuntu: new linux-image-4.4.0 packages.
New packages are available:
  Ubuntu 14.04 LTS: linux-image-generic-lts-xenial 4.4.0.142.122
  Ubuntu 16.04 LTS: linux-image-generic 4.4.0.142.148
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