CVE-2026-7737 Details
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.
A vulnerability allowing for an out-of-bounds read has been identified in osrg GoBGP versions through 4.3.0. This issue arises in the BMP Parser component, specifically within the BMPPeerUpNotification.ParseBody and BMPStatisticsReport.ParseBody functions of pkg/packet/bmp/bmp.go. The vulnerability can be exploited remotely, leading to potential memory access issues.
Users can upgrade to osrg GoBGP version 4.4.0 or later to address this vulnerability. GoBGP 4.4.0 is available for download from the GoBGP GitHub Releases page.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed May 5, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/osrg/gobgp/ | [email protected] | Product |
| https://github.com/osrg/gobgp/commit/bc77597d42335c78464bc8e15a471d887bbdf260 | [email protected] | Patch |
| https://github.com/osrg/gobgp/releases/tag/v4.4.0 | [email protected] | PatchProduct |
| https://vuldb.com/submit/807605 | [email protected] | Third Party AdvisoryVDB Entry |
| https://vuldb.com/vuln/360912 | [email protected] | Third Party AdvisoryVDB Entry |
| https://vuldb.com/vuln/360912/cti | [email protected] | Permissions RequiredVDB Entry |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-119 | Improper Restriction of Operations within the Bounds of a Memory Buffer | [email protected] |
| CWE-125 | Out-of-bounds Read | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| osrg gobgp | < 4.4.0 |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| May 6, 2026 | Initial Analysis | [email protected] |
| May 4, 2026 | New CVE Received | [email protected] |