VulnerabilityAnalyzed
CVE-2026-20501
In vdec, there is a possible out of bounds write due to a heap buffer overflow.
HIGH 8.4EPSS 0.13%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.13%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 8.4 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.13% probability · 3th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-122
- Affected
- mediatek/mt2718 firmware · mediatek/mt6580 firmware · mediatek/mt6739 firmware · mediatek/mt6761 firmware · mediatek/mt6765 firmware · mediatek/mt6768 firmware · mediatek/mt6769 firmware · mediatek/mt6779 firmware · mediatek/mt6781 firmware · mediatek/mt6785 firmware · mediatek/mt6789 firmware · mediatek/mt6833 firmware · mediatek/mt6835 firmware · mediatek/mt6853 firmware · mediatek/mt6855 firmware · mediatek/mt6858 firmware · mediatek/mt6873 firmware · mediatek/mt6877 firmware · mediatek/mt6878 firmware · mediatek/mt6879 firmware · +33 more
- Source
- security@mediatek.com
References
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.