Linux kernel (nf_tables): Cross-table use-after-free in nf_tables leading to local privilege escalation

CVE-2022-2586Kernel, userspace & hypervisorKnown exploitedcurated

Impact

Cross-table use-after-free in nf_tables leading to local privilege escalation [KEV]

Who can reach it

Any tenant process in a container with CAP_NET_ADMIN in a userns

What to do

Livepatchable; otherwise drain + reboot

References

https://access.redhat.com/security/cve/CVE-2022-2586

This entry is curated: imported from vendor advisories with machine assistance, not yet individually verified. Confirm against your vendor's advisory before acting, and report anything wrong.