CVE-2026-37460: n/a
Missing input validation in the rfapiRibBi2Ri() function (rfapi_rib.c) of FRRouting (FRR) stable/10.0 to stable/10.6 allows attackers to cause a Denial of Service (DoS) via supplying a crafted BGP UPDATE message.
AI Analysis
Technical Summary
CVE-2026-37460 is a high-severity vulnerability in FRRouting (FRR) stable versions 10.0 to 10.6. The vulnerability arises from missing input validation in the rfapiRibBi2Ri() function within the rfapi_rib.c source file. An attacker can exploit this by supplying a crafted BGP UPDATE message, leading to a Denial of Service condition. There is no indication of a patch or official remediation at this time, and no known exploits have been reported in the wild.
Potential Impact
Successful exploitation results in a Denial of Service (DoS), impacting the availability of FRRouting instances running affected versions. There is no impact on confidentiality or integrity according to the CVSS vector. The vulnerability can be triggered remotely without authentication.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, consider restricting access to BGP peers and monitoring for unusual BGP UPDATE messages as a precaution.
CVE-2026-37460: n/a
Description
Missing input validation in the rfapiRibBi2Ri() function (rfapi_rib.c) of FRRouting (FRR) stable/10.0 to stable/10.6 allows attackers to cause a Denial of Service (DoS) via supplying a crafted BGP UPDATE message.
CVSS v3.1
Score 7.5high
Affected software
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-37460 is a high-severity vulnerability in FRRouting (FRR) stable versions 10.0 to 10.6. The vulnerability arises from missing input validation in the rfapiRibBi2Ri() function within the rfapi_rib.c source file. An attacker can exploit this by supplying a crafted BGP UPDATE message, leading to a Denial of Service condition. There is no indication of a patch or official remediation at this time, and no known exploits have been reported in the wild.
Potential Impact
Successful exploitation results in a Denial of Service (DoS), impacting the availability of FRRouting instances running affected versions. There is no impact on confidentiality or integrity according to the CVSS vector. The vulnerability can be triggered remotely without authentication.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, consider restricting access to BGP peers and monitoring for unusual BGP UPDATE messages as a precaution.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- mitre
- Date Reserved
- 2026-04-06T00:00:00.000Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a2037c3e29bf47b50c14daa
Added to database: 06/03/2026, 14:18:43 UTC
Last enriched: 06/10/2026, 19:24:30 UTC
Last updated: 07/31/2026, 19:22:58 UTC
Views: 58
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