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CVE-2026-56099

🗓️ 18 Jun 2026 19:29:08Reported by VulnCheckType 
cve
 cve
🔗 web.nvd.nist.gov📰️ 3 Media mentions👁 73 Views

OpenBSD before commit 6a23123 has a kernel memory disclosure in mpls_do_error via crafted frames.

Related
Detection
Affected
Refs
Social
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-56099
18 Jun 202619:29
–attackerkb
bdu_fstec
BDU FSTEC
OpenBSD mpls_do_error() Disclosure
22 Jun 202600:00
–bdu_fstec
circl
Circl
CVE-2026-56099
14 Jul 202601:00
–circl
cnvd
CNVD
OpenBSD src mpls_do_error function out-of-bounds read vulnerability
22 Jun 202600:00
–cnvd
cvelist
Cvelist
CVE-2026-56099 OpenBSD mpls_do_error Kernel Stack Memory Disclosure via MPLS Input
18 Jun 202619:29
–cvelist
euvd
EUVD
EUVD-2026-37938
18 Jun 202619:29
–euvd
mend
Mend
CVE-2026-56099
18 Jun 202619:29
–mend
nvd
NVD
CVE-2026-56099
18 Jun 202620:16
–nvd
packetstorm
Packet Storm
📄 OpenBSD mpls_do_error Stack Disclosure
22 Jun 202600:00
–packetstorm
ptsecurity
Positive Technologies
PT-2026-50785
12 Jun 202600:00
–ptsecurity
Rows per page
NVD
Vulners
Node
openbsdopenbsdRange<2026-06-18
[
  {
    "defaultStatus": "affected",
    "packageURL": "pkg:github/openbsd/src",
    "vendor": "openbsd",
    "product": "src",
    "repo": "https://github.com/openbsd/src",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "versionType": "git",
        "lessThan": "6a23123ec05f1eb29cfcaae0f3a468b2e1983cfd"
      }
    ]
  }
]

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14 Jul 2026 22:17Current
6.1Medium risk
Vulners AI Score6.1
CVSS 3.15.3
CVSS 46.9
EPSS0.005
SSVC
73