Skip to content
Fencer Vulns
low 2.9

CVE-2024-58262 json

curve25519-dalek has timing variability in `curve25519-dalek`'s `Scalar29::sub`/`Scalar52::sub`

published 2024-06-18 2 y ago modified 2026-09-10 1 mo ago also GHSA-x4gp-pqpj-f43q , RUSTSEC-2024-0344 , EUVD-2024-54823

cvss
2.9
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 7%
public exploits
0
none known

Summary

The curve25519-dalek crate before 4.1.3 for Rust has a constant-time operation on elliptic curve scalars that is removed by LLVM.

Patch / fix

  • crates.io curve25519-dalek 4.1.3
  • dalek-cryptography curve25519-dalek 4.1.3
  • rust-curve25519-dalek Debian 14, Debian 13 4.1.3+20240618+dfsg-1

debian advisories DEBIAN-CVE-2024-58262

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2024-58262 updated cvss 2.9

curve25519-dalek: Curve25519-Dalek Scalar Timing Vulnerability

  • Red Hat Logging Subsystem for Red Hat OpenShift openshift-logging/vector-rhel9, openshift-logging/eventrouter-rhel9, openshift-logging/cluster-logging-rhel9-operator, openshift-logging/log-file-metric-exporter-rhel9, openshift-logging/cluster-logging-operator-bundle Red Hat OpenShift Container Platform 4 kata-containers
    affected: workaround, no fix available “Fix deferred”
  • Red Hat Trusted Profile Analyzer rhtpa/rhtpa-trustification-service-rhel9
    affected: workaround, no fix planned “Will not fix”
  • Red Hat Enterprise Linux 9 trustee-guest-components Red Hat Enterprise Linux 10 rust-sequoia-sq, rust-sequoia-sqv, trustee-guest-components Red Hat Trusted Artifact Signer rhtas/tuffer-rhel9, rhtas/tuftool-rhel9
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
15 mo ago

Exploit prediction

0.18% chance of exploitation in the next 30 days, higher than 7% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 2.9 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
NVD 3.1 5.1 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
GitHub 3.1 2.9 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected packages

ecosystem package affected fixed in
crates.io curve25519-dalek
<4.1.3
>=0.0.0-0, <4.1.3
4.1.3

Affected products

  • dalek-cryptography curve25519-dalek

Classification

Weakness
  • CWE-733 Compiler Optimization Removal or Modification of Security-critical Code
  • CWE-203 Observable Discrepancy

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.