GHSA-hj4w-qr9j-c4cf

Suggest an improvement
Source
https://github.com/advisories/GHSA-hj4w-qr9j-c4cf
Import Source
https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/05/GHSA-hj4w-qr9j-c4cf/GHSA-hj4w-qr9j-c4cf.json
JSON Data
https://api.test.osv.dev/v1/vulns/GHSA-hj4w-qr9j-c4cf
Aliases
Published
2026-05-04T09:31:09Z
Modified
2026-07-07T20:41:27Z
Severity
  • 7.3 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L CVSS Calculator
  • 6.9 (Medium) CVSS_V4 - 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 CVSS Calculator
Summary
GoBGP has an Integer Underflow Issue
Details

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.

Database specific 
{
    "cwe_ids": [
        "CWE-191"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-05-08T16:58:36Z",
    "nvd_published_at": "2026-05-04T07:16:01Z",
    "severity": "MODERATE"
}
References

Affected packages

Go / github.com/osrg/gobgp/v4

Package

Name
github.com/osrg/gobgp/v4
View open source insights on deps.dev
Purl
pkg:golang/github.com/osrg/gobgp/v4

Affected ranges

Type
SEMVER
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.4.0

Database specific

source 
"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/05/GHSA-hj4w-qr9j-c4cf/GHSA-hj4w-qr9j-c4cf.json"