cve/2024/CVE-2024-50382.md

### [CVE-2024-50382](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-50382)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=0%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brightgreen)

### Description

Botan before 3.6.0, when certain LLVM versions are used, has compiler-induced secret-dependent control flow in lib/utils/ghash/ghash.cpp in GHASH in AES-GCM. There is a branch instead of an XOR with carry. This was observed for Clang in LLVM 15 on RISC-V.

### POC

#### Reference
- https://arxiv.org/pdf/2410.13489

#### Github
- https://github.com/fkie-cad/nvd-json-data-feeds