Description
A vulnerability was identified in osrg GoBGP up to 4.3.0. Affected by this issue is the function BMPPeerUpNotification.ParseBody/BMPStatisticsReport.ParseBody of the file pkg/packet/bmp/bmp.go of the component BMP Parser. The manipulation leads to out-of-bounds read. The attack can be initiated remotely. Upgrading to version 4.4.0 can resolve this issue. The identifier of the patch is bc77597d42335c78464bc8e15a471d887bbdf260. Upgrading the affected component is recommended.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| osrg | GoBGP | 4.0, 4.1, 4.2, 4.3.0 | 4.4.0 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | gobgp | 4.4.0-1 | — |
| Debian 13 | gobgp | No fix yet | — |
| Debian 12 | gobgp | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 25.10 | gobgp | No fix yet | — |
Show 5 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 26.04 LTS | gobgp | 3.36.0-2ubuntu0.1~esm1 | USN-8348-1 |
| Ubuntu Pro 24.04 LTS | gobgp | 3.23.0-1ubuntu0.3+esm4 | USN-8348-1 |
| Ubuntu Pro 22.04 LTS | gobgp | 2.25.0-3ubuntu0.1+esm4 | USN-8348-1 |
| Ubuntu Pro 20.04 LTS | gobgp | 2.12.0-1ubuntu0.1~esm3 | USN-8348-1 |
| Ubuntu Pro 18.04 LTS | gobgp | 1.29-1ubuntu0.1+esm2 | USN-8348-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 16.0 | govulncheck-vulndb | 0.0.20260723T184607-160000.1.1 | openSUSE-SU-2026:21483-1 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Go | github.com/osrg/gobgp | < 4.4.0 | 4.4.0 | GHSA-w88c-9vg8-cmq8 |
| Go | github.com/osrg/gobgp/v4 | < 4.4.0 | 4.4.0 | GO-2026-5699 |
Advisories 2
- openSUSE-SU-2026:21483-1 Security update for govulncheck-vulndb SUSE / openSUSE Security Updates · Jul 31, 2026
- USN-8348-1 gobgp vulnerabilities Ubuntu Security Notices (USN) · Jun 3, 2026
References
- VDB-360912 | osrg GoBGP BMP Parser bmp.go BMPStatisticsReport.ParseBody out-of-bounds vdb-entry technical-description
- VDB-360912 | CTI Indicators (IOB, IOC, IOA) signature permissions-required
- Submit #807605 | osrg GoBGP <= 4.3.0 Out-of-Bounds Read third-party-advisory
- https://github.com/osrg/gobgp/commit/bc77597d42335c78464bc8e15a471d887bbdf260 patch
- https://github.com/osrg/gobgp/releases/tag/v4.4.0 patch
- https://github.com/osrg/gobgp/ product