Description
In the bootloader download module, there is a possible out-of-bounds write due to a failure to reset a global offset variable during firmware update sessions. This could lead to heap memory corruption, system crash, or potential arbitrary code execution with no additional execution privileges needed.
Published: 2026-11-04
Score: 8.4 High
EPSS: n/a
KEV: No
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History

Wed, 04 Nov 2026 03:30:00 +0000

Type Values Removed Values Added
Description In the bootloader download module, there is a possible out-of-bounds write due to a failure to reset a global offset variable during firmware update sessions. This could lead to heap memory corruption, system crash, or potential arbitrary code execution with no additional execution privileges needed.
Title Out-of-bounds Write in Bootloader
Weaknesses CWE-787
References
Metrics cvssV3_1

{'score': 8.4, 'vector': 'CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H'}

Subscriptions

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cve-icon MITRE

Status: PUBLISHED

Assigner: Unisoc

Published:

Updated: 2026-11-04T03:56:24.347Z

Reserved: 2026-08-26T08:48:20.974Z

Link: CVE-2026-80335

cve-icon Vulnrichment

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cve-icon NVD

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cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses