PT-2026-52242 · Linux+1 · Linux Kernel+1
CVE-2026-53146
·
Published
2026-05-26
·
Updated
2026-09-07
CVSS v3.1
7.1
High
| Vector | AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N |
Name of the Vulnerable Software and Affected Versions
Linux kernel (affected versions not specified)
Description
An issue exists in the thunderbolt component where the
tb xdomain copy() function copies req->response size bytes from the received packet buffer without considering the actual frame size. If a short response is received, the system reads beyond the valid frame data in the DMA (Direct Memory Access) pool buffer, potentially accessing stale data from previous transactions.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
Affected Products
Linux Kernel
Ubuntu