The vulnerability in the module net/netfilter/nft_objref.c of the Linux operating system allows a hacker to cause a service failure.

The vulnerability in the net/netfilter/nftobjref.c module of the Linux operating system is related to an uncontrolled recursion. Exploiting this vulnerability could allow a attacker to cause a service failure...

UBUNTU-CVE-2025-40206

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftobjref: validate objref and objrefmap expressions Referencing a synproxy stateful object from OUTPUT hook causes kernel crash due to infinite recursive calls: BUG: TASK stack guard page was hit at 000000008bda5b8c...