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CVE-2024-50382

nvd nist
Published: Oct 23, 2024Modified: Jun 17, 2026

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5.9
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Exploitability: 2.2 / Impact: 3.6
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

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.

Affected (1)

Products: Botan Project: Botan
Botan Project
1 product
Botan
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Botan
Before 3.6.0

Related CWEs

CWE-203
Observable Discrepancy
The product behaves differently or sends different responses under different circumstances in a way that is observable to an unauthorized actor, which exposes security-relevant information about the state of the product, such as whether a particular operation was successful or not.

References (4)

Source: cve@mitre.org
ExploitTechnical DescriptionThird Party Advisory
Source: cve@mitre.org
Patch
Source: cve@mitre.org
Product
Source: cve@mitre.org
Issue Tracking

Timeline

No history available yet.