Affected by GO-2022-0368 and 2 other vulnerabilities

GO-2022-0368: Improper random number generation in github.com/coredns/coredns

GO-2024-3130: CoreDNS vulnerable to TuDoor Attacks in github.com/coredns/coredns

GO-2025-3743: CoreDNS Vulnerable to DoQ Memory Exhaustion via Stream Amplification in github.com/coredns/coredns

upstream

package

v1.1.1 Latest Latest Go to latest Published: Mar 25, 2018 License: Apache-2.0 Imports: 6 Imported by: 517

Details

Package upstream abstracts a upstream lookups so that plugins can handle them in an unified way.

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type Upstream struct {
	Forward *proxy.Proxy
	// contains filtered or unexported fields
}

Upstream is used to resolve CNAME targets

func NewUpstream(dests []string) (Upstream, error)

NewUpstream creates a new Upstream for given destination(s)

func (u Upstream) Lookup(state request.Request, name string, typ uint16) (*dns.Msg, error)

Lookup routes lookups to Self or Forward