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CVE-2026-56789 RTKLIB 2.4.3 - Heap Buffer Overflow and Stack Read via Oversized RINEX Epoch Satellite Count

🗓️ 25 Jun 2026 18:14:05Reported by VulnCheckType 
cvelist
 cvelist
🔗 www.cve.org👁 5 Views

RTKLIB 2.4.3 has heap overflow and stack read from oversized RINEX satellite counts in readrnxobsb, causing crashes.

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Affected
Refs
ReporterTitlePublishedViews
Family
CVE
CVE-2026-56789
25 Jun 202618:14
cve
NVD
CVE-2026-56789
25 Jun 202619:16
nvd
Positive Technologies
PT-2026-52552
25 Jun 202600:00
ptsecurity
Vulnrichment
CVE-2026-56789 RTKLIB 2.4.3 - Heap Buffer Overflow and Stack Read via Oversized RINEX Epoch Satellite Count
25 Jun 202618:14
vulnrichment
[
  {
    "vendor": "tomojitakasu",
    "product": "RTKLIB",
    "defaultStatus": "unaffected",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "versionType": "semver",
        "lessThanOrEqual": "2.4.3"
      }
    ],
    "repo": "https://github.com/tomojitakasu/RTKLIB"
  }
]

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