build(deps): bump oras.land/oras-go/v2 from 2.6.1 to 2.6.2

go.mod

@@ -179,7 +179,7 @@ require (
 	golang.org/x/exp v0.0.0-20260611194520-c48552f49976 // indirect
 	golang.org/x/net v0.56.0 // indirect
 	golang.org/x/oauth2 v0.36.0 // indirect
-	golang.org/x/sync v0.21.0 // indirect
+	golang.org/x/sync v0.22.0 // indirect
 	golang.org/x/sys v0.46.0 // indirect
 	golang.org/x/term v0.44.0 // indirect
 	golang.org/x/text v0.38.0 // indirect
@@ -205,7 +205,7 @@ require (
 	k8s.io/metrics v0.36.2 // indirect
 	k8s.io/streaming v0.36.2 // indirect
 	k8s.io/utils v0.0.0-20260617174310-a95e086a2553 // indirect
-	oras.land/oras-go/v2 v2.6.1 // indirect
+	oras.land/oras-go/v2 v2.6.2 // indirect
 	sigs.k8s.io/controller-runtime v0.24.1 // indirect
 	sigs.k8s.io/gateway-api v1.6.0 // indirect
 	sigs.k8s.io/json v0.0.0-20250730193827-2d320260d730 // indirect

go.sum

@@ -556,8 +556,8 @@ golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e/go.mod h1:RxMgew5VJxzue5/jJ
 golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.1.0/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.21.0 h1:HLII4xRRTtCRkxYp4HNFF0Js/Og6q2i++KXbg0gHCwM=
-golang.org/x/sync v0.21.0/go.mod h1:9xrNwdLfx4jkKbNva9FpL6vEN7evnE43NNNJQ2LF3+0=
+golang.org/x/sync v0.22.0 h1:SZjpbeLmrCk4xhRSZFNZW5gFUeCeFgjekvI/+gfScek=
+golang.org/x/sync v0.22.0/go.mod h1:9xrNwdLfx4jkKbNva9FpL6vEN7evnE43NNNJQ2LF3+0=
 golang.org/x/sys v0.0.0-20180905080454-ebe1bf3edb33/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@@ -662,8 +662,8 @@ k8s.io/streaming v0.36.2 h1:NSKthPPg9UFSKsRauVJUVGH2Dvn8fhKmY4qrMkw/p98=
 k8s.io/streaming v0.36.2/go.mod h1:z6fV3D+NVkoeqRMtWwlUZK6U17SY/LqNzOxWL6GyR/s=
 k8s.io/utils v0.0.0-20260617174310-a95e086a2553 h1:hmGqDecjc8d7HVzWzRFl0QD9bYuYKbBEG7t8xwnVxfI=
 k8s.io/utils v0.0.0-20260617174310-a95e086a2553/go.mod h1:xDxuJ0whA3d0I4mf/C4ppKHxXynQ+fxnkmQH0vTHnuk=
-oras.land/oras-go/v2 v2.6.1 h1:bonOEkjLfp8tt6qXWRRWP6p1F+9octchOf2EqnWB4Zs=
-oras.land/oras-go/v2 v2.6.1/go.mod h1:dhtFrFOuZuDtAVeZ9FUnaa5zfzplG3ZnFX9/uH1J/Yk=
+oras.land/oras-go/v2 v2.6.2 h1:N04RXngAp1LJKTG6ifz3xHPipasEkWr+hFmInja5YKo=
+oras.land/oras-go/v2 v2.6.2/go.mod h1:PlTtg4JTDJkDe8yVHpM2wz7/YDc00GVas+i4jAW2TZ4=
 sigs.k8s.io/controller-runtime v0.24.1 h1:miPEwrmirImAvgME1L9qebGHrOnGJoVmVdtOU9fRfo4=
 sigs.k8s.io/controller-runtime v0.24.1/go.mod h1:vFkfY5fGt5xAC/sKb8IBFKgWPNKG9OUG29dR8Y2wImw=
 sigs.k8s.io/gateway-api v1.6.0 h1:735YBRj5NXFrOGX0GoSjwzUIzbz8kiEOfADsqHFmHgE=

vendor/modules.txt

@@ -1311,7 +1311,7 @@ golang.org/x/net/websocket
 ## explicit; go 1.25.0
 golang.org/x/oauth2
 golang.org/x/oauth2/internal
-# golang.org/x/sync v0.21.0
+# golang.org/x/sync v0.22.0
 ## explicit; go 1.25.0
 golang.org/x/sync/errgroup
 golang.org/x/sync/semaphore
@@ -1968,7 +1968,7 @@ k8s.io/utils/internal/third_party/forked/golang/net
 k8s.io/utils/net
 k8s.io/utils/ptr
 k8s.io/utils/trace
-# oras.land/oras-go/v2 v2.6.1
+# oras.land/oras-go/v2 v2.6.2
 ## explicit; go 1.25.0
 oras.land/oras-go/v2
 oras.land/oras-go/v2/content

vendor/oras.land/oras-go/v2/content/reader.go

@@ -16,6 +16,7 @@ limitations under the License.
 package content
 
 import (
+	"bytes"
 	"errors"
 	"fmt"
 	"io"
@@ -24,11 +25,15 @@ import (
 	ocispec "github.com/opencontainers/image-spec/specs-go/v1"
 )
 
-// maxDescriptorSize is the upper-bound for descriptor sizes accepted by
-// ReadAll. Descriptors sourced from attacker-supplied OCI layouts can carry
-// arbitrarily large Size values; without this cap, make([]byte, desc.Size)
-// triggers a runtime panic before any allocation occurs.
-const maxDescriptorSize = 32 * 1024 * 1024 // 32 MiB
+// maxInitialBufferSize bounds the buffer that ReadAll pre-allocates from
+// desc.Size before any content is read. desc.Size is attacker-controllable: a
+// crafted OCI layout index.json can declare an arbitrarily large Size (e.g.
+// 2^62), and make([]byte, desc.Size) on such a value triggers a runtime panic
+// ("makeslice: len out of range") before any allocation occurs. ReadAll caps
+// the initial allocation at this value and grows the buffer as it reads, so the
+// declared size is never trusted for allocation while legitimately large
+// content (e.g. plugin or chart layers) is still read in full.
+const maxInitialBufferSize = 32 * 1024 * 1024 // 32 MiB
 
 var (
 	// ErrInvalidDescriptorSize is returned by ReadAll() when
@@ -125,22 +130,32 @@ func NewVerifyReader(r io.Reader, desc ocispec.Descriptor) *VerifyReader {
 // The read content is verified against the size and the digest
 // using a VerifyReader.
 func ReadAll(r io.Reader, desc ocispec.Descriptor) ([]byte, error) {
-	if desc.Size < 0 || desc.Size > maxDescriptorSize {
+	if desc.Size < 0 {
 		return nil, ErrInvalidDescriptorSize
 	}
-	buf := make([]byte, desc.Size)
 
 	vr := NewVerifyReader(r, desc)
-	if n, err := io.ReadFull(vr, buf); err != nil {
+
+	// Do not pre-allocate desc.Size directly: it is attacker-controllable and a
+	// forged value (e.g. 2^62) would panic make(). Cap the initial allocation
+	// and let the buffer grow as content is read. The VerifyReader enforces the
+	// declared size and digest, so a size that does not match the actual content
+	// still fails verification rather than over-allocating.
+	initialCap := desc.Size
+	if initialCap > maxInitialBufferSize {
+		initialCap = maxInitialBufferSize
+	}
+	buf := bytes.NewBuffer(make([]byte, 0, initialCap))
+	if _, err := buf.ReadFrom(vr); err != nil {
 		if errors.Is(err, io.ErrUnexpectedEOF) {
-			return nil, fmt.Errorf("read failed: expected content size of %d, got %d, for digest %s: %w", desc.Size, n, desc.Digest.String(), err)
+			return nil, fmt.Errorf("read failed: expected content size of %d, got %d, for digest %s: %w", desc.Size, buf.Len(), desc.Digest.String(), err)
 		}
 		return nil, fmt.Errorf("read failed: %w", err)
 	}
 	if err := vr.Verify(); err != nil {
 		return nil, err
 	}
-	return buf, nil
+	return buf.Bytes(), nil
 }
 
 // ensureEOF ensures the read operation ends with an EOF and no

vendor/oras.land/oras-go/v2/errdef/errors.go

@@ -26,6 +26,7 @@ var (
 	ErrMissingReference   = errors.New("missing reference")
 	ErrNotFound           = errors.New("not found")
 	ErrSizeExceedsLimit   = errors.New("size exceeds limit")
+	ErrTooManyPages       = errors.New("too many pages")
 	ErrUnsupported        = errors.New("unsupported")
 	ErrUnsupportedVersion = errors.New("unsupported version")
 )

vendor/oras.land/oras-go/v2/registry/remote/repository.go

@@ -127,6 +127,18 @@ type Repository struct {
 	// Reference: https://github.com/oras-project/oras-go/issues/841
 	ReferrerListPageSize int
 
+	// TagListMaxPages limits the total number of pages fetched during tag
+	// listing, bounding server-driven pagination so a malicious or misbehaving
+	// registry cannot force unbounded requests.
+	// If zero, tag listing is unlimited.
+	TagListMaxPages int
+
+	// ReferrerListMaxPages limits the total number of pages fetched during
+	// referrer listing, bounding server-driven pagination so a malicious or
+	// misbehaving registry cannot force unbounded requests.
+	// If zero, referrer listing is unlimited.
+	ReferrerListMaxPages int
+
 	// MaxMetadataBytes specifies a limit on how many response bytes are allowed
 	// in the server's response to the metadata APIs, such as catalog list, tag
 	// list, and referrers list.
@@ -205,6 +217,8 @@ func (r *Repository) clone() *Repository {
 		ManifestMediaTypes:   slices.Clone(r.ManifestMediaTypes),
 		TagListPageSize:      r.TagListPageSize,
 		ReferrerListPageSize: r.ReferrerListPageSize,
+		TagListMaxPages:      r.TagListMaxPages,
+		ReferrerListMaxPages: r.ReferrerListMaxPages,
 		MaxMetadataBytes:     r.MaxMetadataBytes,
 		SkipReferrersGC:      r.SkipReferrersGC,
 		HandleWarning:        r.HandleWarning,
@@ -400,7 +414,10 @@ func (r *Repository) Tags(ctx context.Context, last string, fn func(tags []strin
 	ctx = auth.AppendRepositoryScope(ctx, r.Reference, auth.ActionPull)
 	url := buildRepositoryTagListURL(r.PlainHTTP, r.Reference)
 	var err error
-	for err == nil {
+	for page := 0; err == nil; page++ {
+		if r.TagListMaxPages > 0 && page >= r.TagListMaxPages {
+			return fmt.Errorf("tag listing exceeded %d pages: %w", r.TagListMaxPages, errdef.ErrTooManyPages)
+		}
 		url, err = r.tags(ctx, last, fn, url)
 		// clear `last` for subsequent pages
 		last = ""
@@ -512,7 +529,10 @@ func (r *Repository) referrersByAPI(ctx context.Context, desc ocispec.Descriptor
 
 	url := buildReferrersURL(r.PlainHTTP, ref, artifactType)
 	var err error
-	for err == nil {
+	for page := 0; err == nil; page++ {
+		if r.ReferrerListMaxPages > 0 && page >= r.ReferrerListMaxPages {
+			return fmt.Errorf("referrer listing exceeded %d pages: %w", r.ReferrerListMaxPages, errdef.ErrTooManyPages)
+		}
 		url, err = r.referrersPageByAPI(ctx, artifactType, fn, url)
 	}
 	if err == errNoLink {

vendor/oras.land/oras-go/v2/registry/remote/utils.go

@@ -21,6 +21,7 @@ import (
 	"fmt"
 	"io"
 	"net/http"
+	"net/url"
 	"strings"
 
 	ocispec "github.com/opencontainers/image-spec/specs-go/v1"
@@ -55,9 +56,40 @@ func parseLink(resp *http.Response) (string, error) {
 	if err != nil {
 		return "", err
 	}
+	// The Link header value is controlled by the (potentially malicious)
+	// registry. Restrict pagination to the same origin as the originating
+	// request so that a registry cannot redirect pagination to an arbitrary
+	// host and turn a listing call into a server-side request forgery.
+	if !isSameOrigin(resp.Request.URL, linkURL) {
+		return "", fmt.Errorf("invalid next link %q: not the same origin as %q", link, resp.Request.URL)
+	}
 	return linkURL.String(), nil
 }
 
+// isSameOrigin reports whether the two URLs share the same origin, that is the
+// same scheme, host, and port (with the default port applied for http/https).
+func isSameOrigin(a, b *url.URL) bool {
+	if !strings.EqualFold(a.Scheme, b.Scheme) {
+		return false
+	}
+	return canonicalHostPort(a) == canonicalHostPort(b)
+}
+
+// canonicalHostPort returns the lower-cased "host:port" of u, filling in the
+// default port for the http and https schemes when none is present.
+func canonicalHostPort(u *url.URL) string {
+	port := u.Port()
+	if port == "" {
+		switch strings.ToLower(u.Scheme) {
+		case "https":
+			port = "443"
+		case "http":
+			port = "80"
+		}
+	}
+	return strings.ToLower(u.Hostname()) + ":" + port
+}
+
 // limitReader returns a Reader that reads from r but stops with EOF after n
 // bytes. If n is less than or equal to zero, defaultMaxMetadataBytes is used.
 func limitReader(r io.Reader, n int64) io.Reader {