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CVE PROGRAM SOURCE RECORD2.9 Low

CVE-2026-1229

Incorrect calculation in CIRCL secp384r1 CombinedMult

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Status
Published
Published
Updated
Assigning organization
cloudflare

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 .

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Cloudflare CIRCL

Default version status: unaffected

  • CIRCL up to version 1.6.2 to < 1.6.3affected

References