Security: Fix CVE-2026-33186 (google.golang.org/grpc) SRVKP-11970#1659
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Security: Fix CVE-2026-33186 (google.golang.org/grpc) SRVKP-11970#1659jkhelil wants to merge 1 commit into
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- Update google.golang.org/grpc from v1.77.0 to v1.79.3 - Addresses authorization bypass via missing leading slash in :path (GHSA-p77j-4mvh-x3m3, CVE-2026-33186, CVSS 9.1 Critical) - Co-upgraded: go.opentelemetry.io/otel v1.38.0→v1.39.0, golang.org/x/oauth2 v0.33.0→v0.34.0, google.golang.org/genproto/googleapis/api (patch) NOTE: This fix requires upgrading from v1.77.0 to v1.79.3 (minor version bump). No patch release exists in the v1.77.x line that contains this fix. The cascade of co-upgrades should be reviewed before merging. Resolves: SRVKP-11970 Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
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Closing in favour of #1660 which has the same fix committed under the correct author email (jkhelil@redhat.com) to pass EasyCLA. |
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Summary
This PR fixes CVE-2026-33186 (GHSA-p77j-4mvh-x3m3) on the
release-v0.20.xbranch by upgradinggoogle.golang.org/grpcfrom v1.77.0 to v1.79.3.CVE Details
:pathHTTP/2 pseudo-header. Affects gRPC-Go servers using path-based authorization interceptors (grpc/authzor custom interceptors relying oninfo.FullMethod).No patch release exists in the
v1.77.xline that contains this fix. The fix was introduced inv1.79.3. This upgrade crosses two minor versions (v1.77.0→v1.79.3).Co-upgraded dependencies (pulled in by grpc v1.79.3 compatibility):
go.opentelemetry.io/otelv1.38.0 → v1.39.0go.opentelemetry.io/contrib/detectors/gcpv1.38.0 → v1.39.0go.opentelemetry.io/otel/sdkv1.38.0 → v1.39.0go.opentelemetry.io/otel/metricv1.38.0 → v1.39.0go.opentelemetry.io/otel/tracev1.38.0 → v1.39.0golang.org/x/oauth2v0.33.0 → v0.34.0google.golang.org/genproto/googleapis/api(patch)github.com/envoyproxy/protoc-gen-validatev1.2.1 → v1.3.0go.opentelemetry.io/contrib/detectors/gcpv1.38.0 → v1.39.0Test Results
Status:⚠️ Pre-existing failures (unrelated to this fix)
Tests discovered: Yes
Test command:
go test ./...Result: 2 pre-existing test failures in
pkg/chains/signing/x509Duration: ~5 minutes
Pre-existing Test Failures
These failures are caused by missing Fulcio OIDC token files in the local test environment. They are pre-existing and unrelated to this CVE fix. All other tests pass.
All other packages: ✅ PASS
Breaking Changes
The grpc-go v1.77→v1.79 upgrade may include API changes. Key areas to review:
Verification Steps
google.golang.org/grpcis at v1.79.3:grep 'google.golang.org/grpc' go.modgo test ./...Risk Assessment
:pathheaders🤖 Generated by CVE Fixer Workflow