Explore top 10 tips to secure your open-source projects now. Read More

×
Alerts This Week
Warning Icon 1 433
Alerts This Week
Warning Icon 1 433

SUSE: 2021:0445-1 Important: Docker And Containerd Privilege Escalation

suse
Calendar Grey February 12, 2021
Dist Suse Esm H88
SUSE reveals an essential patch addressing several vulnerabilities in containerd, docker, and golang-libnetwork to improve overall system security.
An update that solves three vulnerabilities and has 7 fixes is now available

Summary

This update for containerd, docker, docker-runc, golang-github-docker-libnetwork fixes the following issues: Update Docker to 19.03.15-ce: - CVE-2021-21284: potential privilege escalation when the root user in the remapped namespace has access to the host filesystem (bsc#1181732) - CVE-2021-21285: malformed Docker image manifest crashes the dockerd daemon (bsc#1181730) - CVE-2020-15157: containerd: credentials leaking during image pull (bsc#1177598) Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - SUSE Linux Enterprise Module for Containers 12: zypper in -t patch SUSE-SLE-Module-Containers-12-2021-445=1 Package List:

Topics%20covered

Topics Covered

security advisory privilege escalation important system patch docker containerd

References

#1065609 #1153367 #1157330 #1158590 #1176708

#1177598 #1178801 #1180401 #1181730 #1181732

Cross- CVE-2020-15157 CVE-2021-21284 CVE-2021-21285

CVSS scores:

CVE-2020-15157 (NVD) : 6.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:N/A:N

CVE-2020-15157 (SUSE): 6.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:N/A:N

CVE-2021-21284 (NVD) : 6.8 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N

CVE-2021-21284 (SUSE): 2.5 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:L/A:N

CVE-2021-21285 (NVD) : 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CVE-2021-21285 (SUSE): 5 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H

Affected Products:

SUSE Linux Enterprise Module for Containers 12

https://www.suse.com/security/cve/CVE-2020-15157.html

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2021:0445-1
Rating: important

Topics%20covered

Topics Covered

security advisory privilege escalation important system patch docker containerd

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.