docker scan (snyk) still sees CVE-2022-0778 in alpine 3.15.1

docker scan alpine:3.15.1

Testing alpine:3.15.1...

✗ High severity vulnerability found in libretls/libretls
  Description: Loop with Unreachable Exit Condition ('Infinite Loop')
  Info: https://snyk.io/vuln/SNYK-ALPINE315-LIBRETLS-2428776
  Introduced through: libretls/libretls@3.3.4-r2, busybox/ssl_client@1.34.1-r4
  From: libretls/libretls@3.3.4-r2
  From: busybox/ssl_client@1.34.1-r4 > libretls/libretls@3.3.4-r2
  Fixed in: 3.3.4-r3



Organization:      *
Package manager:   apk
Project name:      docker-image|alpine
Docker image:      alpine:3.15.1
Platform:          linux/amd64
Base image:        alpine:3.15.1
Licenses:          enabled

Tested 14 dependencies for known issues, found 1 issue.

According to our scan, you are currently using the most secure version of the selected base image