CVE-2024-58262

curve25519-dalek: Curve25519-Dalek Scalar Timing Vulnerability

Published Jul 27, 2025 CVSS 3.1 · 2.9 Low EPSS < 1% KEV · Not listed
Description
The curve25519-dalek crate before 4.1.3 for Rust has a constant-time operation on elliptic curve scalars that is removed by LLVM.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2024-54823 The curve25519-dalek crate before 4.1.3 for Rust has a constant-time operation on elliptic curve scalars that is removed by LLVM.
Github GHSA Github GHSA GHSA-x4gp-pqpj-f43q curve25519-dalek has timing variability in `curve25519-dalek`'s `Scalar29::sub`/`Scalar52::sub`
History
Type Values Removed Values Added
First Time appeared Dalek
Dalek curve25519-dalek
CPEs cpe:2.3:a:dalek:curve25519-dalek:*:*:*:*:*:rust:*:*
Vendors & Products Dalek
Dalek curve25519-dalek
Type Values Removed Values Added
Title curve25519-dalek: Curve25519-Dalek Scalar Timing Vulnerability
References
Metrics threat_severity

None

threat_severity

Low

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Weaknesses CWE-733
Metrics cvssV3_1

{'score': 2.9, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N'}

Type Values Removed Values Added
Description The curve25519-dalek crate before 4.1.3 for Rust has a constant-time operation on elliptic curve scalars that is removed by LLVM.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Jul 28, 2025, 6:55 PM
Reserved
Jul 27, 2025, 12:00 AM
Status
Analyzed
Published
Jul 27, 2025, 8:15 PM
Modified
Jun 17, 2026, 8:14 AM
Severity
Low
Public date
Jul 27, 2025, 12:00 AM