CVE-2026-7735

HIGH

osrg GoBGP AIGP Attribute bgp.go PathAttributeAigp.DecodeFromBytes buffer overflow

Title source: cna
STIX 2.1

Description

A vulnerability was found in osrg GoBGP up to 4.3.0. Affected is the function PathAttributeAigp.DecodeFromBytes of the file pkg/packet/bgp/bgp.go of the component AIGP Attribute Parser. Performing a manipulation results in buffer overflow. It is possible to initiate the attack remotely. Upgrading to version 4.4.0 is able to address this issue. The patch is named 51ad1ada06cb41ce47b7066799981816f50b7ced. The affected component should be upgraded.

References (6)

Core 6
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-360910 | osrg GoBGP AIGP Attribute bgp.go PathAttributeAigp.DecodeFromBytes buffer overflow
https://vuldb.com/vuln/360910
Signature, Permissions Required signature permissions-required
VDB-360910 | CTI Indicators (IOB, IOC, IOA)
https://vuldb.com/vuln/360910/cti
Third Party Advisory third-party-advisory
Submit #807600 | GoBGP 4.3.0 Improper Input Validation
https://vuldb.com/submit/807600

Scores

CVSS v3 7.3
EPSS 0.0006
EPSS Percentile 17.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-119 CWE-120
Status published
Products (5)
osrg/GoBGP 4.0
osrg/GoBGP 4.1
osrg/GoBGP 4.2
osrg/GoBGP 4.3.0
osrg/GoBGP 4.4.0
Published May 04, 2026
Tracked Since May 04, 2026