CVE-2020-2026
High
Description
A malicious guest compromised before a container creation (e.g. a malicious guest image or a guest running multiple containers) can trick the kata runtime into mounting the untrusted container filesystem on any host path, potentially allowing for code execution on the host. This issue affects: Kata Containers 1.11 versions earlier than 1.11.1; Kata Containers 1.10 versions earlier than 1.10.5; Kata Containers 1.9 and earlier versions.
SeverityHigh
CVSS7.8
Exploit probability—
Product
Katacontainers Runtime
PublishedJun 10, 2020
First seenJun 10, 2020
Weakness typeCWE-59Improper link resolution
How to fix
Update
- katacontainers runtime1.10.5, 1.11.1 or later
- github.com/kata-containers/runtime1.9.1, 1.10.6, 1.11.1 or later
Vendor advisories
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NJAMOVB7DSOGX7J26QH5HZKU7GSSX2VU/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6JPBKAQBF3OR72N55GWM2TDYQP2OHK6H/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6W5MKF7HSAIL2AX2BX6RV4WWVGUIKVLS/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XWACJQSMY5BVDMVTF3FBN7HZSOSFOG3Q/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QNJHSSPCKUGJDVXXIXK2JUWCRJDQX7CE/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2P7FHA4AF6Y6PAVJBTTQPUEHXZQUOF3P/
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| katacontainers runtime | v ≤ 1.9, 1.10 ≤ v < 1.10.5, 1.11 ≤ v < 1.11.1 | 1.10.5, 1.11.1 |
| fedoraproject fedora | 31 | — |
| github.com/kata-containers/runtimeGo | v < 1.9.1, 1.10.0 ≤ v < 1.10.6, 1.11.0 ≤ v < 1.11.1 | 1.9.1, 1.10.6, 1.11.1 |
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