Missing Default Case in Switch Statement Affecting github.com/free5gc/udm/internal/sbi/processor package, versions <1.4.2
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published25 Mar 2026
- disclosed23 Mar 2026
- creditUnknown
Introduced: 23 Mar 2026
CVE-2026-33064 (opens in a new tab)How to fix?
Upgrade github.com/free5gc/udm/internal/sbi/processor to version 1.4.2 or higher.
Overview
Affected versions of this package are vulnerable to Missing Default Case in Switch Statement in the DataChangeNotification process due to a nil pointer dereference. An attacker can cause a panic and disrupt service availability by triggering this process with crafted input.