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CVE-2026-13343 Uninitialised stack memory disclosure in the MIDI 2.0 UMP Stream responder

🗓️ 24 Aug 2026 15:43:36Reported by zephyrType 
cvelist
 cvelist
🔗 www.cve.org👁 5 Views

Uninitialised stack memory disclosure in MIDI 2.0 UMP Stream responder leaks 8 bytes per request.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-13343
24 Aug 202600:00
cve
euvd
EUVD
EUVD-2026-64924
24 Aug 202615:43
euvd
nvd
NVD
CVE-2026-13343
24 Aug 202616:16
nvd
ptsecurity
Positive Technologies
PT-2026-80902
24 Aug 202600:00
ptsecurity
[
  {
    "vendor": "zephyrproject",
    "product": "zephyr",
    "collectionURL": "https://github.com/zephyrproject-rtos/zephyr",
    "packageName": "zephyr",
    "defaultStatus": "unaffected",
    "programFiles": [
      "lib/midi2/ump_stream_responder.c"
    ],
    "versions": [
      {
        "version": "4.3.0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "4.4.2"
      }
    ]
  }
]

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