PT-2024-40316 · Solana · Solana Program Library
Published
2024-12-23
·
Updated
2024-12-23
None
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Name of the Vulnerable Software and Affected Versions
Solana Program Library (affected versions not specified)
Description
The issue arises from the
unpack function in the library, which casts a u8 array to arbitrary types. This can lead to undefined behaviors due to misaligned pointer dereferences when casting to types that require larger byte alignment, such as u16. Even when casting to types aligned to the same byte as u8, like bool, it can construct illegal types, resulting in undefined behavior. The full extent of potential exploits is not yet clear, and the issue is reported as unsound.Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
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Related Identifiers
Affected Products
Solana Program Library