CVE-2024-50382
5.9
MEDIUM
CVSS 3.1
EPSS 0.16%
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.
How to fix CVE-2024-50382
No fixed version has been published yet. Mitigate by removing the affected package or applying upstream guidance from the references below.
- Debian/botan—no fix listed
Is CVE-2024-50382 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.9 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N |