PT-2026-69740 · Linux · Linux Kernel

CVE-2026-68340

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Published

2026-08-10

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Updated

2026-08-17

CVSS v3.1

7.7

High

VectorAV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)
Description The OCC poll response parser in the hwmon module fails to properly validate the boundaries of sensor data blocks. The parser incorrectly uses the static backing-array capacity as the boundary instead of the data length bytes provided by the transport response. This allows a truncated response to force the parser to consume block headers or block extents outside the valid current response area.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

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Related Identifiers

CVE-2026-68340

Affected Products

Linux Kernel