PT-2026-64324 · Linux+1 · Linux Kernel+1

CVE-2026-64209

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Published

2026-07-24

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Updated

2026-09-07

CVSS v3.1

7.1

High

VectorAV:L/AC:L/PR:L/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 An out-of-bounds array access exists in the qmp-usbc component of the qcom phy. The swing tbl and pre emphasis tbl are defined as 4x4 arrays with valid indices from 0 to 3. However, the boundary check incorrectly uses the operator > 4 instead of >= 4, which allows an index of 4 to be processed, leading to an out-of-bounds memory access.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Out of bounds Read

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Weakness Enumeration

Related Identifiers

CVE-2026-64209
USN-8618-1
USN-8663-1
USN-8664-1
USN-8728-1

Affected Products

Linux Kernel
Ubuntu