gopacket

package module

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Versions in this module

v1

v1.7.2

Sep 15, 2026

Changes in this version

+ var ErrUnsupportedLayer = errors.New("Layer type not currently supported")

v1.7.1

Aug 9, 2026

v1.7.0

Jul 3, 2026

v1.6.1

Jun 4, 2026

v1.6.0

May 1, 2026 GO-2026-6121 +1 more

GO-2026-6121: GoPacket's Diameter AVP decoder: uint32 underflow on vendor header size leads to unbounded ~4 GiB allocation (unauthenticated remote DoS) in github.com/gopacket/gopacket

GO-2026-6122: GoPacket's sFlow ExtendedGatewayFlow decoder: unbounded attacker-controlled allocation (104-byte UDP datagram -> up to 16 GiB make) -> unauthenticated remote DoS in github.com/gopacket/gopacket

v1.5.0

Nov 2, 2025 GO-2026-6121 +1 more

GO-2026-6121: GoPacket's Diameter AVP decoder: uint32 underflow on vendor header size leads to unbounded ~4 GiB allocation (unauthenticated remote DoS) in github.com/gopacket/gopacket

GO-2026-6122: GoPacket's sFlow ExtendedGatewayFlow decoder: unbounded attacker-controlled allocation (104-byte UDP datagram -> up to 16 GiB make) -> unauthenticated remote DoS in github.com/gopacket/gopacket

v1.4.0

Aug 1, 2025 GO-2026-6121 +1 more

GO-2026-6121: GoPacket's Diameter AVP decoder: uint32 underflow on vendor header size leads to unbounded ~4 GiB allocation (unauthenticated remote DoS) in github.com/gopacket/gopacket

GO-2026-6122: GoPacket's sFlow ExtendedGatewayFlow decoder: unbounded attacker-controlled allocation (104-byte UDP datagram -> up to 16 GiB make) -> unauthenticated remote DoS in github.com/gopacket/gopacket

v1.3.1

Nov 11, 2024 GO-2026-6121 +1 more

GO-2026-6121: GoPacket's Diameter AVP decoder: uint32 underflow on vendor header size leads to unbounded ~4 GiB allocation (unauthenticated remote DoS) in github.com/gopacket/gopacket

GO-2026-6122: GoPacket's sFlow ExtendedGatewayFlow decoder: unbounded attacker-controlled allocation (104-byte UDP datagram -> up to 16 GiB make) -> unauthenticated remote DoS in github.com/gopacket/gopacket

v1.3.0

Aug 24, 2024 GO-2026-6121 +1 more

GO-2026-6121: GoPacket's Diameter AVP decoder: uint32 underflow on vendor header size leads to unbounded ~4 GiB allocation (unauthenticated remote DoS) in github.com/gopacket/gopacket

GO-2026-6122: GoPacket's sFlow ExtendedGatewayFlow decoder: unbounded attacker-controlled allocation (104-byte UDP datagram -> up to 16 GiB make) -> unauthenticated remote DoS in github.com/gopacket/gopacket

v1.2.0

Nov 25, 2023 GO-2026-6121 +1 more

GO-2026-6121: GoPacket's Diameter AVP decoder: uint32 underflow on vendor header size leads to unbounded ~4 GiB allocation (unauthenticated remote DoS) in github.com/gopacket/gopacket

GO-2026-6122: GoPacket's sFlow ExtendedGatewayFlow decoder: unbounded attacker-controlled allocation (104-byte UDP datagram -> up to 16 GiB make) -> unauthenticated remote DoS in github.com/gopacket/gopacket

Changes in this version

+ func ComputeChecksum(data []byte, csum uint32) uint32

+ func FoldChecksum(csum uint32) uint16

+ type ChecksumMismatch struct

+ Layer Layer

+ LayerIndex int

+ type ChecksumVerificationResult struct

+ Actual uint32

+ Correct uint32

+ Valid bool

+ type LayerWithChecksum interface

+ VerifyChecksum func() (error, ChecksumVerificationResult)

type Packet

+ VerifyChecksums func() (error, []ChecksumMismatch)

v1.1.1

Jun 27, 2023 GO-2026-6121 +1 more

GO-2026-6121: GoPacket's Diameter AVP decoder: uint32 underflow on vendor header size leads to unbounded ~4 GiB allocation (unauthenticated remote DoS) in github.com/gopacket/gopacket

GO-2026-6122: GoPacket's sFlow ExtendedGatewayFlow decoder: unbounded attacker-controlled allocation (104-byte UDP datagram -> up to 16 GiB make) -> unauthenticated remote DoS in github.com/gopacket/gopacket

v1.1.0

Mar 25, 2023 GO-2026-6121 +1 more

GO-2026-6121: GoPacket's Diameter AVP decoder: uint32 underflow on vendor header size leads to unbounded ~4 GiB allocation (unauthenticated remote DoS) in github.com/gopacket/gopacket

GO-2026-6122: GoPacket's sFlow ExtendedGatewayFlow decoder: unbounded attacker-controlled allocation (104-byte UDP datagram -> up to 16 GiB make) -> unauthenticated remote DoS in github.com/gopacket/gopacket

Changes in this version

+ var ErrNoLayersAdded = errors.New("NextDecoder called, but no layers added yet")

+ func WithDecodeStreamsAsDatagrams(decodeStreamsAsDatagrams bool) packetSourceOptionFunc

+ func WithLazy(lazy bool) packetSourceOptionFunc

+ func WithNoCopy(noCopy bool) packetSourceOptionFunc

+ func WithPool(pool bool) packetSourceOptionFunc

+ func WithSkipDecodeRecovery(skipDecodeRecovery bool) packetSourceOptionFunc

type DecodeOptions

+ Pool bool

type PacketSource

+ func NewZeroCopyPacketSource(source ZeroCopyPacketDataSource, decoder Decoder, opts ...PacketSourceOption) *PacketSource

+ func (p *PacketSource) PacketsCtx(ctx context.Context) chan Packet

+ type PacketSourceOption interface

+ type PooledPacket interface

+ Dispose func()

v1.0.0

Jan 20, 2023 GO-2026-6121 +1 more

GO-2026-6121: GoPacket's Diameter AVP decoder: uint32 underflow on vendor header size leads to unbounded ~4 GiB allocation (unauthenticated remote DoS) in github.com/gopacket/gopacket

GO-2026-6122: GoPacket's sFlow ExtendedGatewayFlow decoder: unbounded attacker-controlled allocation (104-byte UDP datagram -> up to 16 GiB make) -> unauthenticated remote DoS in github.com/gopacket/gopacket

v0

v0.1.0

Oct 6, 2022 GO-2026-6121 +1 more

GO-2026-6121: GoPacket's Diameter AVP decoder: uint32 underflow on vendor header size leads to unbounded ~4 GiB allocation (unauthenticated remote DoS) in github.com/gopacket/gopacket

GO-2026-6122: GoPacket's sFlow ExtendedGatewayFlow decoder: unbounded attacker-controlled allocation (104-byte UDP datagram -> up to 16 GiB make) -> unauthenticated remote DoS in github.com/gopacket/gopacket

Changes in this version

+ const MaxEndpointSize

+ var DecodeStreamsAsDatagrams = DecodeOptions

+ var DecodersByLayerName = map[string]Decoder

+ var Default = DecodeOptions

+ var EndpointInvalid = RegisterEndpointType(0, EndpointTypeMetadata{ ... })

+ var InvalidEndpoint = NewEndpoint(EndpointInvalid, nil)

+ var InvalidFlow = NewFlow(EndpointInvalid, nil, nil)

+ var LayerTypeDecodeFailure = RegisterLayerType(1, LayerTypeMetadata{ ... })

+ var LayerTypeFragment = RegisterLayerType(3, LayerTypeMetadata{ ... })

+ var LayerTypePayload = RegisterLayerType(2, LayerTypeMetadata{ ... })

+ var LayerTypeZero = RegisterLayerType(0, LayerTypeMetadata{ ... })