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Vulnerability of Podman: file corruption via Container Image

Synthesis of the vulnerability 

A local attacker can create a symbolic link in a Container Image, in order to alter the pointed file, with privileges of Podman on the host system.
Vulnerable software: openSUSE Leap, RHEL, SLES.
Severity of this announce: 1/4.
Creation date: 17/03/2020.
Références of this computer vulnerability: CVE-2019-18466, openSUSE-SU-2020:0398-1, RHSA-2020:1227-01, SUSE-SU-2020:0697-1, VIGILANCE-VUL-31801.

Description of the vulnerability 

A local attacker can create a symbolic link in a Container Image, in order to alter the pointed file, with privileges of Podman on the host system.
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This computer weakness note impacts software or systems such as openSUSE Leap, RHEL, SLES.

Our Vigil@nce team determined that the severity of this security bulletin is low.

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 announce.

Solutions for this threat 

openSUSE Leap 15.1: new cni packages.
New packages are available:
  openSUSE Leap 15.1: cni 0.7.1-lp151.2.3.1

RHEL 7.8: new podman packages.
New packages are available:
  RHEL 7.8: podman 1.6.4-16.el7_8

SUSE LE 15 SP1: new cni/podman packages.
New packages are available:
  SUSE LE 15 SP1: cni 0.7.1-3.3.1, fuse-overlayfs 0.7.6-3.6.1, podman 1.8.0-4.14.1
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