CVE-2026-10718
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Out-of-Bounds Write in openSeaChest Trim/Unmap Operation

Publication date: 2026-06-02

Last updated on: 2026-06-02

Assigner: Seagate Technology

Description
Out of bounds write in openSeaChest’s Trim/Unmap operation in Seagate’s openSeaChest v26.03.0 on all supported platforms allows for writing extra memory describing a range of LBAs to deallocate 16 bytes outside of the allocated space when running this operation.
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Meta Information
Published
2026-06-02
Last Modified
2026-06-02
Generated
2026-06-24
AI Q&A
2026-06-03
EPSS Evaluated
2026-06-22
NVD
CVE-2026-10718
EUVD
EUVD-2026-34043
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
seagate openseachest 26.03.0
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-787 The product writes data past the end, or before the beginning, of the intended buffer.
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Executive Summary

This vulnerability is an out of bounds write issue in the Trim/Unmap operation of Seagate's openSeaChest software version 26.03.0. Specifically, when this operation runs, it writes 16 bytes beyond the allocated memory space that describes a range of Logical Block Addresses (LBAs) to deallocate.

Impact Analysis

The out of bounds write can lead to memory corruption, which may cause unexpected behavior such as crashes or data corruption. Since the vulnerability involves writing outside allocated memory, it could potentially be exploited to affect the stability or integrity of the system running openSeaChest.

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