PT-2022-9820
CVE-2021-27433
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Published
2022-05-03
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Updated
2022-05-12
Description by
CVSS 3.1
9.8
CriticalMetricsAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions
mbed-ualloc memory library version 1.3.0
Description
The issue is related to an integer wrap-around in the
mbed krbs function, which can cause arbitrary memory allocation. This may result in unexpected behavior, including crashes or potentially allowing remote code injection/execution.Recommendations
For version 1.3.0, consider disabling the
mbed krbs function as a temporary workaround until a patch is available. Restrict access to sensitive operations to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability. Found an issue in the description? Have something to add? Feel free to write us 👾