SecuriTricks - CVE-2026-7736

Description

A vulnerability was determined in osrg GoBGP up to 4.3.0. Affected by this vulnerability is the function parseRibEntry of the file pkg/packet/mrt/mrt.go. Executing a manipulation can lead to integer underflow. It is possible to launch the attack remotely. Upgrading to version 4.4.0 addresses this issue. This patch is called 76d911046344a3923cbe573364197aa081944592. It is suggested to upgrade the affected component.

Product(s) Impacted

Vendor	Product	Versions
Osrg	Gobgp	*, 4.3.0

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-189

None

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
a	osrg	gobgp	/	/	/	/	/	/	/	/
a	osrg	gobgp	4.3.0	/	/	/	/	/	/	/

References

https://github.com/osrg/gobgp/

https://github.com/osrg/gobgp/commit/76d911046344a3923cbe573364197aa081944592

https://github.com/osrg/gobgp/releases/tag/v4.4.0

https://vuldb.com/submit/807604

https://vuldb.com/vuln/360911

https://vuldb.com/vuln/360911/cti

CVSS Score

6.9 / 10

CVSS Data - 4.0

Attack Vector: NETWORK
Attack Complexity: LOW
Attack Requirements: NONE
Privileges Required: NONE
User Interaction: NONE
Scope:
Confidentiality Impact: LOW
Integrity Impact: LOW
Availability Impact: LOW
Exploit Maturity: NOT_DEFINED

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

View Vector String

Timeline

Published: May 4, 2026, 7:16 a.m.
Last Modified: May 4, 2026, 7:16 a.m.

Status : Received

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

[email protected]

CVE-2026-7736