CVE-2026-20497In geniezone, there is a possible out of bounds write due to a missing bounds check.
Updated under an hour ago ()
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It affects MediaTek, Inc. MediaTek chipset and 11 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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In geniezone, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10965550 / ALPS11393405; Issue ID: MSV-6941.
- CVSS
- 6.0 MEDIUM (v3.1, CISA ADP)CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
- Weakness (CWE)
- CWE-787
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- MediaTek
- NVD analysis
- Analyzed
- Record last updated
- Aug 5, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
MediaTek, Inc. MediaTek chipset mediatek:chipset (from the name) | MT6989; MT8755; MT8768; MT8771; MT8775; MT8781; MT8791T; MT8792; and 3 more ranges | CNA record |
mediatek mt6989_firmware mediatek:mt6989_firmware | all versions | NVD |
mediatek mt8755_firmware mediatek:mt8755_firmware | all versions | NVD |
mediatek mt8768_firmware mediatek:mt8768_firmware | all versions | NVD |
mediatek mt8771_firmware mediatek:mt8771_firmware | all versions | NVD |
mediatek mt8775_firmware mediatek:mt8775_firmware | all versions | NVD |
mediatek mt8781_firmware mediatek:mt8781_firmware | all versions | NVD |
mediatek mt8791t_firmware mediatek:mt8791t_firmware | all versions | NVD |
mediatek mt8792_firmware mediatek:mt8792_firmware | all versions | NVD |
mediatek mt8796_firmware mediatek:mt8796_firmware | all versions | NVD |
mediatek mt8797_firmware mediatek:mt8797_firmware | all versions | NVD |
mediatek mt8798_firmware mediatek:mt8798_firmware | all versions | NVD |
References
- https://www.mediatek.com/product-security-bulletin/August-2026vendor-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.