Upstream information

CVE-2019-19921 at MITRE

Description

runc through 1.0.0-rc9 has Incorrect Access Control leading to Escalation of Privileges, related to libcontainer/rootfs_linux.go. To exploit this, an attacker must be able to spawn two containers with custom volume-mount configurations, and be able to run custom images. (This vulnerability does not affect Docker due to an implementation detail that happens to block the attack.)

SUSE information

Overall state of this security issue: Running

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 4.4
Vector AV:L/AC:M/Au:N/C:P/I:P/A:P
Access Vector Local
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database
Base Score 7
Vector CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Access Vector Local
Access Complexity High
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
CVSSv3 Version 3.1
SUSE Bugzilla entry: 1160452 [IN_PROGRESS]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
Image SLES15-EC2-CHOST-HVM-BYOS
Image SLES15-SP1-CHOST-BYOS-Ali
Image SLES15-SP1-CHOST-BYOS-Azure
Image SLES15-SP1-CHOST-BYOS-EC2
Image SLES15-SP1-CHOST-BYOS-GCE
Image SLES15-SP1-CHOST-BYOS-OpenStack
Image SLES15-SP2-CHOST-BYOS-Ali
Image SLES15-SP2-CHOST-BYOS-Azure
Image SLES15-SP2-CHOST-BYOS-EC2
Image SLES15-SP2-CHOST-BYOS-GCE
Image SLES15-SP2-CHOST-BYOS-OpenStack
  • docker-runc >= 1.0.0rc8+gitr3917_3e425f80a8c9-6.32.1
SUSE CaaS Platform 3.0
  • docker-runc-kubic >= 1.0.0rc8+gitr3917_3e425f80a8c9-1.40.1
Patchnames:
SUSE-CAASP-3.0-2020-376
SUSE Linux Enterprise Module for Containers 12
  • docker-runc >= 1.0.0rc8+gitr3917_3e425f80a8c9-1.40.1
Patchnames:
SUSE-SLE-Module-Containers-12-2020-376
SUSE Linux Enterprise Module for Containers 15 SP1
  • docker-runc >= 1.0.0rc8+gitr3917_3e425f80a8c9-6.32.1
  • runc >= 1.0.0~rc10-1.9.1
Patchnames:
SUSE-SLE-Module-Containers-15-SP1-2020-375
SUSE-SLE-Module-Containers-15-SP1-2020-944
SUSE Linux Enterprise Module for Open Buildservice Development Tools 15 SP1
  • docker-runc-kubic >= 1.0.0rc8+gitr3917_3e425f80a8c9-6.32.1
  • runc >= 1.0.0~rc10-1.9.1
  • runc-test >= 1.0.0~rc10-1.9.1
Patchnames:
SUSE-SLE-Module-Development-Tools-OBS-15-SP1-2020-375
SUSE-SLE-Module-Development-Tools-OBS-15-SP1-2020-944
openSUSE Leap 15.1
  • docker-runc >= 1.0.0rc8+gitr3917_3e425f80a8c9-lp151.3.15.1
  • docker-runc-debuginfo >= 1.0.0rc8+gitr3917_3e425f80a8c9-lp151.3.15.1
Patchnames:
openSUSE-2020-219


Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.

Product(s) Source package State
SUSE CaaS Platform 3.0 docker-runc Released
SUSE Container as a Service Platform 1.0 runc Affected
SUSE Container as a Service Platform 2.0 runc Analysis
SUSE Linux Enterprise 12 Module for Containers docker-runc Released
SUSE Linux Enterprise 12 Module for Containers runc Analysis
SUSE Linux Enterprise 15 Module for Containers docker-runc Analysis
SUSE Linux Enterprise 15-SP1 Module for Containers docker-runc Released
SUSE Linux Enterprise 15-SP1 Module for Containers runc Released
SUSE Linux Enterprise 15-SP2 Module for Containers runc Released
SUSE OpenStack Cloud 6 LTSS docker-runc Analysis
SUSE OpenStack Cloud 6 LTSS runc Analysis