CVE-2026-20586

HighCVSS 8.8/10Last modified Oct 30, 2026

Description

In vdec, there is a possible out of bounds write due to a missing bounds check. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation. Patch ID: ALPS11383899; Issue ID: MSV-9614.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-787

Affected software

VendorProductVersions
MediaTek, Inc.MediaTek chipsetMT6768; MT6769; MT6789; MT6833; MT6855; MT6877; MT8771; MT8781; MT8781X; MT8786; MT8791T

References

Timeline

Published
Oct 5, 2026
Last modified
Oct 30, 2026
NVD status
Analyzed

Related CVEs from 2026

CVE-2026-205876.7In mtee, there is a possible escalation of privilege due to type confusion. This could lead to local escalation of privilege if a malicious CVE-2026-205886.7In mtee, there is a possible escalation of privilege due to a missing bounds check. This could lead to local escalation of privilege if a maCVE-2026-205896.7In venc, there is a possible out of bounds write due to type confusion. This could lead to local escalation of privilege if a malicious actoCVE-2026-20599.8A vulnerability has been found in SourceCodester Medical Center Portal Management System 1.0. Affected is an unknown function of the file /eCVE-2026-205904.4In display, there is a possible system crash due to a logic error. This could lead to local denial of service if a malicious actor has alreaCVE-2026-205918.4In GPU pdma, there is a possible escalation of privilege due to a missing permission check. This could lead to local escalation of privilegeCVE-2026-205924.1In Modem, there is a possible information disclosure due to side channel information disclosure. This could lead to local information discloCVE-2026-205935.3In Modem, there is a possible application crash due to improper input validation. This could lead to remote denial of service, if a UE has cCVE-2026-205945.3In Modem, there is a possible out of bounds read due to a missing bounds check. This could lead to remote denial of service, if a UE has conCVE-2026-205956.7In neuropilot, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege if a CVE-2026-205965.3In Modem, there is a possible out of bounds read due to improper input validation. This could lead to remote denial of service, if a UE has CVE-2026-205975.3In Modem, there is a possible out of bounds read due to a missing bounds check. This could lead to remote denial of service, if a UE has con
CVE-2026-20586: High severity, CVSS 8.8 | Vulnix