PT-2026-51948 · Linux+2 · Linux Kernel+2

CVE-2026-53054

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Published

2026-03-31

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Updated

2026-09-07

CVSS v3.1

7.8

High

VectorAV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)
Description An issue exists in the drm/msm component where a wrong argument caused objects involved in UNMAP operations to not be consistently locked. This behavior specifically affects non- NO SHARE Buffer Objects (BOs), as NO SHARE objects share a common reservation with the VM, which remains locked.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Improper Locking

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Weakness Enumeration

CWE-667CWE-413

Related Identifiers

BDU:2026-13972
CVE-2026-53054
USN-8566-1
USN-8568-1
USN-8569-1
USN-8593-1
USN-8603-1
USN-8618-1
USN-8663-1
USN-8664-1
USN-8728-1

Affected Products

Linuxmint
Linux Kernel
Ubuntu