KubeEdge up to 1.9.2/1.10.0 CSI Driver Controller null pointer dereference

Summaryinfo

A vulnerability described as problematic has been identified in KubeEdge up to 1.9.2/1.10.0. Affected is an unknown function of the component CSI Driver Controller. The manipulation results in null pointer dereference. This vulnerability is reported as CVE-2022-31077. The attacker must have access to the local network to execute the attack. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as problematic, was found in KubeEdge up to 1.9.2/1.10.0. Affected is an unknown code block of the component CSI Driver Controller. The manipulation with an unknown input leads to a null pointer dereference vulnerability. CWE is classifying the issue as CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. This is going to have an impact on availability. CVE summarizes:

KubeEdge is built upon Kubernetes and extends native containerized application orchestration and device management to hosts at the Edge. In affected versions a malicious message response from KubeEdge can crash the CSI Driver controller server by triggering a nil-pointer dereference panic. As a consequence, the CSI Driver controller will be in denial of service. This bug has been fixed in Kubeedge 1.11.0, 1.10.1, and 1.9.3. Users should update to these versions to resolve the issue. At the time of writing, no workaround exists.

The weakness was disclosed 06/28/2022 as GHSA-x938-fvfw-7jh5. The advisory is shared for download at github.com. This vulnerability is traded as CVE-2022-31077 since 05/18/2022. There are neither technical details nor an exploit publicly available.

Upgrading to version 1.9.3, 1.10.1 or 1.11.0 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Name

• KubeEdge

Version

• 1.0
• 1.1
• 1.2
• 1.3
• 1.4
• 1.5
• 1.6
• 1.7
• 1.8
• 1.9
• 1.9.0
• 1.9.1
• 1.9.2
• 1.10.0

Website

• Product: https://github.com/kubeedge/kubeedge/

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