changed to alpine-v3.16 (#8793)

docs/examples/customization/sysctl/patch.json

@@ -4,7 +4,7 @@
 			"spec": {
 				"initContainers": [{
 					"name": "sysctl",
-					"image": "alpine:3.13",
+					"image": "alpine:3.16.0",
 					"securityContext": {
 						"privileged": true
 					},
@@ -13,4 +13,4 @@
 			}
 		}
 	}
-}
+}

images/cfssl/rootfs/Dockerfile

@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM alpine:3.13
+FROM alpine:3.16.0
 
 RUN echo "@testing http://nl.alpinelinux.org/alpine/edge/testing" >> /etc/apk/repositories
 RUN apk add --no-cache \

images/httpbin/rootfs/Dockerfile

@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM alpine:3.14.6
+FROM alpine:3.16.0
 
 ENV LC_ALL=C.UTF-8
 ENV LANG=C.UTF-8

images/nginx/rootfs/Dockerfile

@@ -11,7 +11,7 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-FROM alpine:3.14.6 as builder
+FROM alpine:3.16.0 as builder
 
 COPY . /
 
@@ -21,7 +21,7 @@ RUN apk update \
   && /build.sh
 
 # Use a multi-stage build
-FROM alpine:3.14.6
+FROM alpine:3.16.0
 
 ENV PATH=$PATH:/usr/local/luajit/bin:/usr/local/nginx/sbin:/usr/local/nginx/bin
 

images/opentelemetry/rootfs/Dockerfile

@@ -13,7 +13,7 @@
 # limitations under the License.
 
 
-FROM alpine:3.14.6 as base
+FROM alpine:3.16.0 as base
 
 RUN mkdir -p /opt/third_party/install
 COPY . /opt/third_party/
@@ -39,7 +39,7 @@ COPY --from=grpc /opt/third_party/install/ /usr
 COPY --from=otel-cpp /opt/third_party/install/ /usr
 RUN bash /opt/third_party/build.sh -n
 
-FROM alpine:3.14.6
+FROM alpine:3.16.0
 COPY --from=base /opt/third_party/init_module.sh /usr/local/bin/init_module.sh
 COPY --from=nginx /etc/nginx/modules /etc/nginx/modules
 COPY --from=nginx /opt/third_party/install/lib /etc/nginx/modules

rootfs/Dockerfile.chroot

@@ -23,7 +23,7 @@ RUN apk update \
   && apk upgrade \
   && /chroot.sh
 
-FROM alpine:3.14.6
+FROM alpine:3.16.0
 
 ARG TARGETARCH
 ARG VERSION

test/e2e-image/Dockerfile

@@ -1,6 +1,6 @@
 FROM registry.k8s.io/ingress-nginx/e2e-test-runner:v20220624-g3348cd71e@sha256:2a34e322b7ff89abdfa0b6202f903bf5618578b699ff609a3ddabac0aae239c8 AS BASE
 
-FROM alpine:3.14.6
+FROM alpine:3.16.0
 
 RUN apk add -U --no-cache \
   ca-certificates \