CVE-2026-5122
osrg GoBGP BGP OPEN Message bgp.go DecodeFromBytes access control
Summary
osrg GoBGP BGP OPEN Message bgp.go DecodeFromBytes access control
Original description
The description as published by the source.
A security flaw has been discovered in osrg GoBGP up to 4.3.0. This affects the function DecodeFromBytes of the file pkg/packet/bgp/bgp.go of the component BGP OPEN Message Handler. Performing a manipulation of the argument domainNameLen results in improper access controls. The attack may be initiated remotely. A high degree of complexity is needed for the attack. The exploitability is reported as difficult. The patch is named 2b09db390a3d455808363c53e409afe6b1b86d2d. It is suggested to install a patch to address this issue.
Fix status by distribution
Fixed packages published by each distribution for this CVE
- Debian DEBIAN-CVE-2026-5122 gobgp
- Ubuntu UBUNTU-CVE-2026-5122 gobgp
References
- advisory github.com
- advisory nvd.nist.gov
- advisory vuldb.com
- advisory vuldb.com
- patch github.com
- patch github.com
- report vuldb.com
- web github.com