Red Hat Lightwell has released com.fasterxml.jackson.core:jackson-core 2.11.3.rhlw-00002 with a backported security fix.
CVE-2025-49128: Jackson-core Vulnerable to Memory Disclosure via Source Snippet in JsonLocation
This patched artifact is a drop-in replacement for com.fasterxml.jackson.core:jackson-core 2.11.3 from Maven Central.