CVE-2026-20501
High
Description
In vdec, there is a possible out of bounds write due to a heap buffer overflow. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS11262030; Issue ID: MSV-9197.
SeverityHigh
CVSS8.4
Exploit probability—
ProductMediatek Mt2718 Firmware
PublishedSep 7, 2026
First seenSep 7, 2026
Weakness typeCWE-122CWE-122
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| mediatek mt2718_firmware | No range specified | — |
| mediatek mt6580_firmware | No range specified | — |
| mediatek mt6739_firmware | No range specified | — |
| mediatek mt6761_firmware | No range specified | — |
| mediatek mt6765_firmware | No range specified | — |
| mediatek mt6768_firmware | No range specified | — |
| mediatek mt6769_firmware | No range specified | — |
| mediatek mt6779_firmware | No range specified | — |
| mediatek mt6781_firmware | No range specified | — |
| mediatek mt6785_firmware | No range specified | — |
| mediatek mt6789_firmware | No range specified | — |
| mediatek mt6833_firmware | No range specified | — |
| mediatek mt6835_firmware | No range specified | — |
| mediatek mt6853_firmware | No range specified | — |
| mediatek mt6855_firmware | No range specified | — |
| mediatek mt6858_firmware | No range specified | — |
| mediatek mt6873_firmware | No range specified | — |
| mediatek mt6877_firmware | No range specified | — |
| mediatek mt6878_firmware | No range specified | — |
| mediatek mt6879_firmware | No range specified | — |
| mediatek mt6881_firmware | No range specified | — |
| mediatek mt6883_firmware | No range specified | — |
| mediatek mt6885_firmware | No range specified | — |
| mediatek mt6886_firmware | No range specified | — |
| mediatek mt6889_firmware | No range specified | — |
| mediatek mt6893_firmware | No range specified | — |
| mediatek mt6895_firmware | No range specified | — |
| mediatek mt6897_firmware | No range specified | — |
| mediatek mt6899_firmware | No range specified | — |
| mediatek mt6983_firmware | No range specified | — |
| mediatek mt6985_firmware | No range specified | — |
| mediatek mt6989_firmware | No range specified | — |
| mediatek mt6991_firmware | No range specified | — |
| mediatek mt6993_firmware | No range specified | — |
| mediatek mt8126_firmware | No range specified | — |
| mediatek mt8171_firmware | No range specified | — |
| mediatek mt8186_firmware | No range specified | — |
| mediatek mt8188_firmware | No range specified | — |
| mediatek mt8189_firmware | No range specified | — |
| mediatek mt8195_firmware | No range specified | — |
| mediatek mt8196_firmware | No range specified | — |
| mediatek mt8367_firmware | No range specified | — |
| mediatek mt8391_firmware | No range specified | — |
| mediatek mt8395_firmware | No range specified | — |
| mediatek mt8668_firmware | No range specified | — |
| mediatek mt8676_firmware | No range specified | — |
| mediatek mt8678_firmware | No range specified | — |
| mediatek mt8696_firmware | No range specified | — |
| mediatek mt8781_firmware | No range specified | — |
| mediatek mt8788e_firmware | No range specified | — |
| mediatek mt8792_firmware | No range specified | — |
| mediatek mt8799_firmware | No range specified | — |
| mediatek mt8910_firmware | No range specified | — |
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