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EUVD-2026-41912

🗓️ 06 Jul 2026 19:35:39Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 2 Views

OP-TEE on Arm TrustZone had 32-bit AES-GCM overflow causing incorrect tags after payloads; fixed in four eleven zero.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-53763
6 Jul 202619:35
attackerkb
Circl
CVE-2026-53763
6 Jul 202620:07
circl
CVE
CVE-2026-53763
6 Jul 202619:35
cve
Cvelist
CVE-2026-53763 OP-TEE has AES-GCM 32-bit integer overflow in length counters that breaks authentication guarantee
6 Jul 202619:35
cvelist
NVD
CVE-2026-53763
6 Jul 202620:16
nvd
Positive Technologies
PT-2026-55977
6 Jul 202600:00
ptsecurity
[
  {
    "enisaIdVendor": [
      {
        "id": "3d87a5f1-71dd-36b5-9863-1e5e22c8c6bd",
        "vendor": {
          "name": "OP-TEE"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "f6d6a488-92f7-384c-a3eb-292ec6c19782",
        "product": {
          "name": "optee_os",
          "vendor": {
            "name": "OP-TEE"
          }
        },
        "product_version": "3.0.0, < 4.11.0"
      }
    ]
  }
]

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06 Jul 2026 19:35Current
6Medium risk
Vulners AI Score6
CVSS 33.8
EPSS0.00026
2