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CVE-2026-14986 Out-of-bounds write in it51xxx I2C target FIFO ISR on oversized write transaction

🗓️ 14 Sep 2026 22:07:46Reported by zephyrType 
cvelist
 cvelist
🔗 www.cve.org👁 36 Views

Out-of-bounds write in ITE it51xxx I2C driver target FIFO ISR enables crash or code execution.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-14986
14 Sep 202622:07
–cve
euvd
EUVD
EUVD-2026-78204
14 Sep 202622:07
–euvd
nvd
NVD
CVE-2026-14986
14 Sep 202623:17
–nvd
ptsecurity
Positive Technologies
PT-2026-91746
14 Sep 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-14986: Out-of-bounds Write
14 Sep 202600:00
–rapid7
vulnrichment
Vulnrichment
CVE-2026-14986 Out-of-bounds write in it51xxx I2C target FIFO ISR on oversized write transaction
14 Sep 202622:07
–vulnrichment
[
  {
    "vendor": "zephyrproject",
    "product": "zephyr",
    "collectionURL": "https://github.com/zephyrproject-rtos/zephyr",
    "packageName": "zephyr",
    "defaultStatus": "unaffected",
    "programFiles": [
      "drivers/i2c/Kconfig.it51xxx",
      "drivers/i2c/i2c_ite_it51xxx.c"
    ],
    "programRoutines": [
      {
        "name": "target_i2c_isr_fifo"
      }
    ],
    "versions": [
      {
        "version": "4.2.0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "4.4.2"
      }
    ]
  }
]

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