linux-cve-announce - CVE-2025-68201: drm/amdgpu: remove two invalid BUG

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Message-ID: <2025121630-CVE-2025-68201-d175@gregkh>
Date: Tue, 16 Dec 2025 14:54:30 +0100
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-cve-announce@...r.kernel.org
Cc: Greg Kroah-Hartman <gregkh@...nel.org>
Subject: CVE-2025-68201: drm/amdgpu: remove two invalid BUG_ON()s

From: Greg Kroah-Hartman <gregkh@...nel.org>

Description
===========

In the Linux kernel, the following vulnerability has been resolved:

drm/amdgpu: remove two invalid BUG_ON()s

Those can be triggered trivially by userspace.

The Linux kernel CVE team has assigned CVE-2025-68201 to this issue.


Affected and fixed versions
===========================

	Fixed in 6.12.59 with commit eaf12bffd7f79f4d46ec028706f9d1a2d90f46fd
	Fixed in 6.17.9 with commit a41bdba05899c7f455cd960ef0713acc335370dc
	Fixed in 6.18 with commit 5d55ed19d4190d2c210ac05ac7a53f800a8c6fe5

Please see https://www.kernel.org for a full list of currently supported
kernel versions by the kernel community.

Unaffected versions might change over time as fixes are backported to
older supported kernel versions.  The official CVE entry at
	https://cve.org/CVERecord/?id=CVE-2025-68201
will be updated if fixes are backported, please check that for the most
up to date information about this issue.


Affected files
==============

The file(s) affected by this issue are:
	drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c
	drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c


Mitigation
==========

The Linux kernel CVE team recommends that you update to the latest
stable kernel version for this, and many other bugfixes.  Individual
changes are never tested alone, but rather are part of a larger kernel
release.  Cherry-picking individual commits is not recommended or
supported by the Linux kernel community at all.  If however, updating to
the latest release is impossible, the individual changes to resolve this
issue can be found at these commits:
	https://git.kernel.org/stable/c/eaf12bffd7f79f4d46ec028706f9d1a2d90f46fd
	https://git.kernel.org/stable/c/a41bdba05899c7f455cd960ef0713acc335370dc
	https://git.kernel.org/stable/c/5d55ed19d4190d2c210ac05ac7a53f800a8c6fe5