VYPR
Low severity3.7NVD Advisory· Published Mar 30, 2026· Updated Apr 8, 2026

CVE-2026-5122

CVE-2026-5122

Description

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.

AI Insight

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Affected products

2
  • Osrg/Gobgp2 versions
    cpe:2.3:a:osrg:gobgp:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:a:osrg:gobgp:*:*:*:*:*:*:*:*range: <4.4.0
    • (no CPE)range: <=4.3.0

Patches

Vulnerability mechanics

References

5

News mentions

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