CVE-2026-1976

Free5GC SMF SessionDeletionResponse null pointer dereference

CVSS 6.9 MEDIUMEPSS 0.5%CWE-404 CWE-476

Vexday Risk Score

13Baixo

Decisão SSVC (CISA)

Track

Sem sinal de exploração → monitorar

CVSS 6.9EPSS 0.5%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado

Ciclo de vida

06 fev 2026Publicada no NVD

Recomendação: Monitorar — sem sinal de exploração no momento.

A weakness has been identified in Free5GC up to 4.1.0. Affected is the function SessionDeletionResponse of the component SMF. This manipulation causes null pointer dereference. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks. It is suggested to install a patch to address this issue.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P

Produtos afetados

n/a · Free5GC

Quer saber se a sua infraestrutura está exposta a isto?

Falar com a TrueHacking →

Referências

https://github.com/free5gc/free5gc/https://github.com/free5gc/free5gc/issues/817 https://github.com/free5gc/free5gc/issues/817#issue-3832188092 https://github.com/free5gc/smf/pull/189 https://vuldb.com/?ctiid.344498 https://vuldb.com/?id.344498 https://vuldb.com/?submit.743239