Affected by GO-2023-2078 and 5 other vulnerabilities

GO-2023-2078: Kubernetes users may update Pod labels to bypass network policy in github.com/cilium/cilium

GO-2023-2079: Specific Cilium configurations vulnerable to DoS via Kubernetes annotations in github.com/cilium/cilium

GO-2023-2080: Cilium vulnerable to bypass of namespace restrictions in CiliumNetworkPolicy in github.com/cilium/cilium

GO-2024-2656: Unencrypted traffic between nodes with IPsec in github.com/cilium/cilium

GO-2024-2666: Insecure IPsec transparent encryption in github.com/cilium/cilium

GO-2024-3072: Policy bypass for Host Firewall policy due to race condition in Cilium agent in github.com/cilium/cilium

prefilter

package

v1.11.20 Latest Latest Go to latest Published: Aug 10, 2023 License: Apache-2.0 Imports: 10 Imported by: 4

Details

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Package prefilter provides a means of configuring XDP pre-filters for DDoS-mitigation.

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type PreFilter struct {
	// contains filtered or unexported fields
}

PreFilter holds global info on related CIDR maps participating in prefilter

func NewPreFilter() (*PreFilter, error)

NewPreFilter returns prefilter handle

func (p *PreFilter) Delete(revision int64, cidrs []net.IPNet) error

Delete deletes slice of CIDRs (doh!) for the latest revision

func (p *PreFilter) Dump(to []string) ([]string, int64)

Dump dumps revision and CIDRs as string slice of all participating maps

func (p *PreFilter) Insert(revision int64, cidrs []net.IPNet) error

Insert inserts slice of CIDRs (doh!) for the latest revision

func (p *PreFilter) WriteConfig(fw io.Writer)

WriteConfig dumps the configuration for the corresponding header file