CVE-2024-50382
Medium
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.
SeverityMedium
CVSS5.9
Exploit probability—
ProductBotan
PublishedOct 23, 2024
First seenOct 23, 2024
Weakness typeCWE-203CWE-203
How to fix
Update
- botan_project botan3.6.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| botan_project botan | v < 3.6.0 | 3.6.0 |
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