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CVE-2026-84965 Heap write primitive via size round-up wrap during JSON parsing on 32-bit builds

🗓️ 03 Sep 2026 15:01:21Reported by mongodbType 
cvelist
 cvelist
🔗 www.cve.org👁 35 Views

Integer wrap in BSON library JSON parsing on 32-bit builds causes heap write denial of service.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-84965
7 Sep 202613:15
circl
cve
CVE
CVE-2026-84965
3 Sep 202615:01
cve
debiancve
Debian CVE
CVE-2026-84965
3 Sep 202615:01
debiancve
euvd
EUVD
EUVD-2026-70513
3 Sep 202615:01
euvd
fedora
Fedora
[SECURITY] Fedora 45 Update: mongo-c-driver-2.5.2-1.fc45
13 Sep 202600:17
fedora
fedora
Fedora
[SECURITY] Fedora 43 Update: mongo-c-driver-1.30.9-1.fc43
13 Sep 202617:39
fedora
fedora
Fedora
[SECURITY] Fedora 44 Update: mongo-c-driver-1.30.9-1.fc44
13 Sep 202617:56
fedora
nessus
Tenable Nessus
Fedora 45 : mongo-c-driver (2026-83792d666c)
12 Sep 202600:00
nessus
nessus
Tenable Nessus
Fedora 44 : mongo-c-driver (2026-8ed63cce6b)
13 Sep 202600:00
nessus
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-84965
4 Sep 202600:00
nessus
Rows per page
[
  {
    "vendor": "MongoDB",
    "product": "C Driver",
    "versions": [
      {
        "status": "affected",
        "version": "1.10.0",
        "lessThan": "1.30.9",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "2.0.0",
        "lessThan": "2.5.2",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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