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GoBGP: Integer underflow in the BGPUpdate.DecodeFromBytes function

🗓️ 03 Jun 2026 18:33:09Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 31 Views

GoBGP 4.3.0 has an integer underflow in BGPUpdate.DecodeFromBytes that enables DoS from a crafted BGP UPDATE.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-37462
3 Jun 202600:00
–attackerkb
cnnvd
CNNVD
osrg GoBGP numerical error vulnerability
3 Jun 202600:00
–cnnvd
cve
CVE
CVE-2026-37462
3 Jun 202600:00
–cve
cvelist
Cvelist
CVE-2026-37462
3 Jun 202600:00
–cvelist
debiancve
Debian CVE
CVE-2026-37462
3 Jun 202600:00
–debiancve
euvd
EUVD
EUVD-2026-34101
3 Jun 202600:00
–euvd
mend
Mend
CVE-2026-37462
3 Jun 202600:00
–mend
nvd
NVD
CVE-2026-37462
3 Jun 202616:16
–nvd
osv_cve
osv_cve
CVE-2026-37462
3 Jun 202600:00
–osv_cve
osv_debian
osv_debian
DEBIAN-CVE-2026-37462
3 Jun 202616:16
–osv_debian
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Vulners
Node
osrggobgpRange<4.4.0go

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13 Jul 2026 17:27Current
5.6Medium risk
Vulners AI Score5.6
CVSS 3.17.5
EPSS0.00488
SSVC
31