A vulnerability has been found in osrg GoBGP up to 4.3.0. This impacts the function SRv6L3ServiceAttribute.DecodeFromBytes of the file pkg/packet/bgp/prefix_sid.go of the component SRv6 L3 Service. Such manipulation of the argument data leads to denial of service. The attack may be performed from remote. Upgrading to version 4.4.0 will fix this issue. The name of the patch is f9f7b55ec258e514be0264871fa645a2c3edad11. You should upgrade the affected component.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact Low

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact Low

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
osrg GoBGP affected
Version Status Constraints
4.0 affected —
4.1 affected —
4.2 affected —
4.3.0 affected —
4.4.0 unaffected —

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Project Subscriptions

Vendors Products
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Gobgp Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/osrg/gobgp/ cve-icon cve-icon
https://github.com/osrg/gobgp/commit/f9f7b55ec258e514be0264871fa645a2c3edad11 cve-icon cve-icon
https://github.com/osrg/gobgp/releases/tag/v4.4.0 cve-icon cve-icon
https://vuldb.com/submit/807581 cve-icon cve-icon
https://vuldb.com/vuln/360909 cve-icon cve-icon
https://vuldb.com/vuln/360909/cti cve-icon cve-icon
History

Mon, 04 May 2026 05:30:00 +0000

Type Values Removed Values Added
Description A vulnerability has been found in osrg GoBGP up to 4.3.0. This impacts the function SRv6L3ServiceAttribute.DecodeFromBytes of the file pkg/packet/bgp/prefix_sid.go of the component SRv6 L3 Service. Such manipulation of the argument data leads to denial of service. The attack may be performed from remote. Upgrading to version 4.4.0 will fix this issue. The name of the patch is f9f7b55ec258e514be0264871fa645a2c3edad11. You should upgrade the affected component.
Title osrg GoBGP SRv6 L3 Service prefix_sid.go SRv6L3ServiceAttribute.DecodeFromBytes denial of service
First Time appeared Osrg
Osrg gobgp
Weaknesses CWE-404
CPEs cpe:2.3:a:osrg:gobgp:*:*:*:*:*:*:*:*
Vendors & Products Osrg
Osrg gobgp
References
Metrics cvssV2_0

{'score': 5, 'vector': 'AV:N/AC:L/Au:N/C:N/I:N/A:P/E:ND/RL:OF/RC:C'}

cvssV3_0

{'score': 5.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C'}

cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-05-04T05:00:16.556Z

Reserved: 2026-05-03T16:16:17.495Z

Link: CVE-2026-7734

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-05-04T06:16:02.197

Modified: 2026-05-04T06:16:02.197

Link: CVE-2026-7734

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-04T06:30:38Z

Weaknesses