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  <updated>2026-09-29T04:54:14.393090+00:00</updated>
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    <name>Vulnerability-Lookup</name>
    <email>info@circl.lu</email>
  </author>
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  <entry>
    <id>https://vulnerability.circl.lu/vuln/cve-2025-40208</id>
    <title>CVE-2025-40208 — media: iris: fix module removal if firmware download failed</title>
    <updated>2026-09-29T04:54:14.410994+00:00</updated>
    <content type="xhtml">
      <div xmlns="http://www.w3.org/1999/xhtml"><p><strong>Affected:</strong> Linux</p>
<p>In the Linux kernel, the following vulnerability has been resolved:</p>
<p>media: iris: fix module removal if firmware download failed</p>
<p>Fix remove if firmware failed to load:
qcom-iris aa00000.video-codec: Direct firmware load for qcom/vpu/vpu33_p4.mbn failed with error -2
qcom-iris aa00000.video-codec: firmware download failed
qcom-iris aa00000.video-codec: core init failed</p>
<p>then:
$ echo aa00000.video-codec &gt; /sys/bus/platform/drivers/qcom-iris/unbind</p>
<p>Triggers:
genpd genpd:1:aa00000.video-codec: Runtime PM usage count underflow!
------------[ cut here ]------------
video_cc_mvs0_clk already disabled
WARNING: drivers/clk/clk.c:1206 at clk_core_disable+0xa4/0xac, CPU#1: sh/542
&lt;snip&gt;
pc : clk_core_disable+0xa4/0xac
lr : clk_core_disable+0xa4/0xac
&lt;snip&gt;
Call trace:
 clk_core_disable+0xa4/0xac (P)
 clk_disable+0x30/0x4c
 iris_disable_unprepare_clock+0x20/0x48 [qcom_iris]
 iris_vpu_power_off_hw+0x48/0x58 [qcom_iris]
 iris_vpu33_power_off_hardware+0x44/0x230 [qcom_iris]
 iris_vpu_power_off+0x34/0x84 [qcom_iris]
 iris_core_deinit+0x44/0xc8 [qcom_iris]
 iris_remove+0x20/0x48 [qcom_iris]
 platform_remove+0x20/0x30
 device_remove+0x4c/0x80
&lt;snip&gt;
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
video_cc_mvs0_clk already unprepared
WARNING: drivers/clk/clk.c:1065 at clk_core_unprepare+0xf0/0x110, CPU#2: sh/542
&lt;snip&gt;
pc : clk_core_unprepare+0xf0/0x110
lr : clk_core_unprepare+0xf0/0x110
&lt;snip&gt;
Call trace:
 clk_core_unprepare+0xf0/0x110 (P)
 clk_unprepare+0x2c/0x44…</p></div>
    </content>
    <link href="https://vulnerability.circl.lu/vuln/cve-2025-40208"/>
  </entry>
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