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CVE-2026-7736

HIGH

7.3

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.

CVE Details

CVSS v3.1 Score7.3

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published5/4/2026

Last Modified5/5/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-189CWE-191

References

https://github.com/osrg/gobgp/(cna@vuldb.com)

https://github.com/osrg/gobgp/commit/76d911046344a3923cbe573364197aa081944592(cna@vuldb.com)

https://github.com/osrg/gobgp/releases/tag/v4.4.0(cna@vuldb.com)

https://vuldb.com/submit/807604(cna@vuldb.com)

https://vuldb.com/vuln/360911(cna@vuldb.com)

https://vuldb.com/vuln/360911/cti(cna@vuldb.com)

IOC Correlations

No correlations recorded

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