01 Record
CVE-2026-18414
Out-of-bounds write in the ADI MAX32 ADC driver due to incorrect adc_sequence buffer size validation
HighPUBLISHEDCNA: zephyr
CNA base score7.8 CVSS v3.xCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
02 Description
Out-of-bounds write in the ADI MAX32 ADC driver due to incorrect adc_sequence buffer size validation
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- Not scored by EPSS
- EPSS percentile
- Not scored by EPSS
- NVD base score
- 7.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Received. NVD last modified this record on 2026-09-28.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-09-28 20:00Z2 HR AGO
- Last updated
- 2026-09-28 20:00Z2 HR AGO
- Reserved
- 2026-07-30
- Assigning CNA
- zephyr
- Record state
- PUBLISHED
- Severity
- High (CVSS 7.8)
- CNA CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-787Out-of-bounds WriteBase
- Data version
- 5.2
- Document digest
- 3d8e471badec10ce7438a64a862d355a414f7048db74de6af65300629495aca5
05 Affected products
VendorProductVersionsPlatforms
06 References
- github.comFix commit 9338c518bf2bhttps://github.com/zephyrproject-rtos/zephyr/commit/9338c518bf2b6a396f166d4dbe9985ce7e44379c
- github.comFix commit 3bda971a52ddhttps://github.com/zephyrproject-rtos/zephyr/commit/3bda971a52ddbbec28f6fcfe3b006d34e8b9e5a9
- github.comGHSA-ghm4-78mm-8v2chttps://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-ghm4-78mm-8v2c