PT-2021-27147 · Linux · Linux Kernel
Published
2021-12-27
·
Updated
2021-12-27
None
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Name of the Vulnerable Software and Affected Versions
Linux Kernel versions prior to v5.4.168
Description
The issue is related to the netdevsim module, where memory for new map's value is not properly zero-initialized in the function
nsim bpf map alloc(). This could potentially lead to security vulnerabilities, although the actual impact and attack plausibility have not yet been proven.Recommendations
For Linux Kernel versions prior to v5.4.168, update to version v5.4.168 or later to resolve the issue.
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Related Identifiers
Affected Products
Linux Kernel