CVE-2026-25702 nftables disabled due to incorrect kernel backport
A kernel backport error disables nftables, allowing attackers to bypass firewall rules and access protected network services.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-25702?
CVE-2026-25702 is a high-severity vulnerability in Suse Linux Enterprise Server, published on 5 Mar 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A Improper Access Control vulnerability in the kernel of SUSE SUSE Linux Enterprise Server 12 SP5 breaks nftables, causing firewall rules applied via nftables to not be effective.This issue affects SUSE Linux Enterprise Server: from 9e6d9d4601768c75fdb0bad3fbbe636e748939c2 before 9c294edb7085fb91650bc12233495a8974c5ff2d.
Weakness: CWE-284
Which versions are affected by CVE-2026-25702?
It affects 1 product.
Products include Suse Linux Enterprise Server.
How do I fix CVE-2026-25702?
Apply the vendor's patch.
Is CVE-2026-25702 being exploited?
There is no known exploitation of CVE-2026-25702 in the wild and no public exploit code.
Other vulnerabilities in Suse Linux Enterprise Server
Sources
Also known as GHSA-h8j4-cgff-f982, ROOT-OS-UBUNTU-2204-CVE-2026-25702, UBUNTU-CVE-2026-25702.