Out-of-Bounds Affecting riot-os/riot package, versions [,2023.04)


0.0
high

Snyk CVSS

    Attack Complexity Low
    Availability High

    Threat Intelligence

    EPSS 0.05% (16th percentile)
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NVD
7.5 high

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  • Snyk ID SNYK-UNMANAGED-RIOTOSRIOT-5662260
  • published 31 May 2023
  • disclosed 31 May 2023
  • credit Diff-fusion

How to fix?

Upgrade riot-os/riot to version 2023.04 or higher.

Overview

Affected versions of this package are vulnerable to Out-of-Bounds such that an attacker can send a crafted frame to the device resulting in an integer underflow and out-of-bounds access in the packet buffer. Triggering the access at the right time will corrupt other packets or the allocator metadata. Corrupting a pointer will lead to denial of service.

Workaround

Users who are unable to upgrade should disable SRH in the network stack.