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CVE-2026-49838 GoBGP confederation validation panics on empty AS_PATH attribute

🗓️ 10 Sep 2026 21:57:15Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 48 Views

GoBGP before 4.7.0 panics on empty AS_PATH in confederation eBGP validation causing DoS.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
bdu_fstec
BDU FSTEC
The vulnerability of the decoder handlers in the BGP OPEN messages parser of the GoBGP edge gateway module pkg/packet/bbg protocol allows a attacker to cause a service failure.
11 Sep 202600:00
–bdu_fstec
cgr
Chainguard
CVE-2026-49838 vulnerabilities
10 Jul 202620:21
–cgr
circl
Circl
CVE-2026-49838
10 Jul 202600:35
–circl
cve
CVE
CVE-2026-49838
10 Sep 202621:57
–cve
debiancve
Debian CVE
CVE-2026-49838
10 Sep 202621:57
–debiancve
euvd
EUVD
EUVD-2026-75807
10 Sep 202621:57
–euvd
github
Github Security Blog
GoBGP confederation validation panics on empty AS_PATH attribute
9 Jul 202623:21
–github
nvd
NVD
CVE-2026-49838
10 Sep 202622:16
–nvd
osv
OSV
CGA-5QM2-FXJ9-W34W
10 Jul 202611:59
–osv
osv
OSV
CGA-7P54-MCGV-XRW2
10 Jul 202612:37
–osv
Rows per page
[
  {
    "vendor": "osrg",
    "product": "gobgp",
    "versions": [
      {
        "version": "< 4.7.0",
        "status": "affected"
      }
    ]
  }
]

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10 Sep 2026 21:57Current
CVSS 3.15.9
EPSS0.00412
SSVC
48