| commit | 6644ed63b1e6ccc129647ef6b0d4647fdbe14056 | [log] [tgz] |
|---|---|---|
| author | Roland Shoemaker <roland@golang.org> | Tue Jan 21 16:03:14 2025 -0800 |
| committer | Carlos Amedee <carlos@golang.org> | Fri Jan 31 09:38:23 2025 -0800 |
| tree | cb6aeda962019a15e7a98bf2420a3ded28405cf8 | |
| parent | ab44565bcd9ad975b87ffd78c36c1fae1644d0bf [diff] |
[release-branch.go1.23] crypto/internal/fips140/nistec: make p256NegCond constant time on ppc64le Remove the branching instruction from p256NegCond which made it variable time. The technique used matches that used in p256MovCond. Fixes #71383 Fixes #71423 Fixes CVE-2025-22866 Change-Id: Ibc2a46814d856cbbdaf6cc0c5a415ed5d42ca793 Reviewed-on: https://go-review.googlesource.com/c/go/+/643735 Reviewed-by: David Chase <drchase@google.com> Reviewed-by: Filippo Valsorda <filippo@golang.org> Reviewed-by: Paul Murphy <murp@ibm.com> LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com> (cherry picked from commit 6fc23a3cff5e38ff72923fee50f51254dcdc6e93) Reviewed-on: https://go-review.googlesource.com/c/go/+/645515 Reviewed-by: Carlos Amedee <carlos@golang.org>
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