medium5.3
CVE-2026-7737
GoBGP has Improper Restriction of Operations within the Bounds of a Memory Buffer
Impact
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 packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| go | github.com/osrg/gobgp | < 4.4.0 | 4.4.0 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Osrg | Gobgp | before 4.4.0 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/advisories/GHSA-w88c-9vg8-cmq8
- https://nvd.nist.gov/vuln/detail/CVE-2026-7737
- https://github.com/osrg/gobgp/commit/bc77597d42335c78464bc8e15a471d887bbdf260
- https://github.com/osrg/gobgp
- https://github.com/osrg/gobgp/releases/tag/v4.4.0
- https://vuldb.com/submit/807605
- https://vuldb.com/vuln/360912
- https://vuldb.com/vuln/360912/cti
- https://github.com/osrg/gobgp/