CVE-2024-48924 – MessagePack allows untrusted data to lead to DoS attack due to hash collisions and stack overflow

https://notcve.org/view.php?id=CVE-2024-48924

17 Oct 2024 — ### Impact When this library is used to deserialize messagepack data from an untrusted source, there is a risk of a denial of service attack by an attacker that sends data contrived to produce hash collisions, leading to large CPU consumption disproportionate to the size of the data being deserialized. This is similar to [a prior advisory](https://github.com/MessagePack-CSharp/MessagePack-CSharp/security/advisories/GHSA-7q36-4xx7-xcxf), which provided an inadequate fix for the hash collision part of the vul... • https://github.com/MessagePack-CSharp/MessagePack-CSharp/commit/8e599af0798b45008f8b293a7f233e4878f11ed5 • CWE-328: Use of Weak Hash •