CVE-2026-37461

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2026-37461
An out-of-bounds read in the ParseIP6Extended function (/bgp/bgp.go) of gobgp v4.3.0 allows attackers to cause a Denial of Service (DoS) via supplying a crafted BGP UPDATE message.

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/osrg/gobgp/blob/v4.3.0/pkg/packet/bgp/bgp.go Product
https://github.com/osrg/gobgp/commit/362cce3e325f56e7a4f792ccb9689b3bdda9e682 Patch
https://github.com/osrg/gobgp/commit/9ce8936672ebc07df524da77fa4c6ae26d92be6d Patch
Configurations

Configuration 1 (hide)

cpe:2.3:a:osrg:gobgp:4.3.0:*:*:*:*:*:*:*
History

11 May 2026, 19:58

Type Values Removed Values Added
First Time Osrg gobgp
Osrg
CPE cpe:2.3:a:osrg:gobgp:4.3.0:*:*:*:*:*:*:*
References () https://github.com/osrg/gobgp/blob/v4.3.0/pkg/packet/bgp/bgp.go - () https://github.com/osrg/gobgp/blob/v4.3.0/pkg/packet/bgp/bgp.go - Product
References () https://github.com/osrg/gobgp/commit/362cce3e325f56e7a4f792ccb9689b3bdda9e682 - () https://github.com/osrg/gobgp/commit/362cce3e325f56e7a4f792ccb9689b3bdda9e682 - Patch
References () https://github.com/osrg/gobgp/commit/9ce8936672ebc07df524da77fa4c6ae26d92be6d - () https://github.com/osrg/gobgp/commit/9ce8936672ebc07df524da77fa4c6ae26d92be6d - Patch

05 May 2026, 16:16

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 7.5
CWE CWE-125

04 May 2026, 17:16

Type Values Removed Values Added
New CVE
Information

Published : 2026-05-04 17:16

Updated : 2026-05-11 19:58

NVD link : CVE-2026-37461

Mitre link : CVE-2026-37461

CVE.ORG link : CVE-2026-37461

JSON object : View

Products Affected

osrg

  • gobgp
CWE
CWE-125

Out-of-bounds Read