PT-2026-52237 · Linux+1 · Linux Kernel+1

CVE-2026-53141

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Published

2026-06-25

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Updated

2026-09-07

CVSS v3.1

5.5

Medium

VectorAV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)
Description An issue exists in the drm/v3d component regarding global performance monitor reference counting. In the SET GLOBAL ioctl, the v3d perfmon find() function increases the reference count of the returned perfmon, but v3d perfmon set global ioctl() and v3d perfmon delete() fail to release this reference in several scenarios. Specifically, references are leaked during error paths in v3d perfmon set global ioctl(), during the CLEAR GLOBAL operation, and when destroying a perfmon that is currently set as the global perfmon.
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-2026-53141
USN-8726-1
USN-8727-1
USN-8728-1

Affected Products

Linux Kernel
Ubuntu