2.9Low
CVE-2026-1229Incorrect calculation in CIRCL secp384r1 CombinedMult
Description
The CombinedMult function in the CIRCL ecc/p384 package (secp384r1 curve) produces an incorrect value for specific inputs. The issue is fixed by using complete addition formulas. ECDH and ECDSA signing relying on this curve are not affected. The bug was fixed in v1.6.3 https://github.com/cloudflare/circl/releases/tag/v1.6.3 .
Weakness (CWE):
CWE-682
Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.
Affected products and versions
| Vendor | Product | Versions | |
|---|---|---|---|
| Cloudflare | CIRCL | CIRCL up to version 1.6.2 – < 1.6.3 |
References and patches
CPE matches (NVD) (1)
cpe:2.3:a:cloudflare:circl:*:*:*:*:*:go:*:*< 1.6.3