CVE-2026-106808 OpenAirInterface Core Network - Buffer Overflow

OpenAirInterface Core Network v2.2.1 contains a stack-based buffer overflow caused by improper validation of resynchronizationInfo.rand and auts in Nudm_UEAU Generate Authentication Data endpoint, letting unauthenticated attackers with SBI interface access and valid SUPI terminate the UDM process.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
View the NVD record ↗

Details

Type
Buffer Overflow
Impact
Denial Of Service
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
2 November 2026
Updated
3 November 2026
Weakness
CWE-121

Vendor fix

Update to the latest version of OpenAirInterface Core Network.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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