crates.io/halo2_gadgets CVE-2026-54496: critical 9.3, EPSS 0.32%
Zebra: Missing copy constraint in halo2_gadgets variable-base scalar multiplication allows under-constrained base, breaking Orchard Action circuit soundness
Action: Upgrade halo2_gadgets to 0.5.0 or later.
cargo update -p halo2_gadgets --precise 0.5.0Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 0.5.0 | - |
Fixed versions
| 0.5.0 |
Sources
- osv: GHSA-ww9q-8r59-xv46#crates.io/halo2_gadgets
- https://github.com/ZcashFoundation/zebra/security/advisories/GHSA-ww9q-8r59-xv46
- https://github.com/ZcashFoundation/zebra
CVE-2026-54496 · published · modified · JSON