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    <title>Most recent entries from all</title>
    <link>https://vulnerability.circl.lu</link>
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    <lastBuildDate>Fri, 02 Oct 2026 18:57:06 +0000</lastBuildDate>
    <item>
      <title>CVE-2026-53378 — drm/colorop: Fix blob property reference tracking in state lifecycle</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2026-53378</link>
      <description>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Linux&lt;/p&gt;
&lt;p&gt;In the Linux kernel, the following vulnerability has been resolved:&lt;/p&gt;
&lt;p&gt;drm/colorop: Fix blob property reference tracking in state lifecycle&lt;/p&gt;
&lt;p&gt;The colorop state blob property handling had memory leaks during state
duplication, destruction, and reset operations. The implementation
failed to follow the established pattern from drm_crtc&amp;#39;s handling of
DEGAMMA/GAMMA blob properties.&lt;/p&gt;
&lt;p&gt;Issues fixed:
- drm_colorop_atomic_destroy_state() was freeing state memory without
  releasing the blob reference, causing a leak
- drm_colorop_reset() was directly freeing old state with kfree()
  instead of properly destroying it, leaking blob references
- drm_colorop_cleanup() had duplicate blob cleanup code&lt;/p&gt;
&lt;p&gt;Changes:
- Add __drm_atomic_helper_colorop_destroy_state() helper to properly
  release blob references before freeing state memory
- Update drm_colorop_atomic_destroy_state() to call the helper
- Fix drm_colorop_reset() to use drm_colorop_atomic_destroy_state()
  for proper cleanup of old state
- Simplify drm_colorop_cleanup() to use the common destruction path&lt;/p&gt;
&lt;p&gt;This matches the well-tested pattern used by drm_crtc since 2016 and
ensures proper reference counting throughout the state lifecycle.&lt;/p&gt;
&lt;p&gt;Co-developed by Claude Sonnet 4.5.&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Linux&lt;/p&gt;
&lt;p&gt;In the Linux kernel, the following vulnerability has been resolved:&lt;/p&gt;
&lt;p&gt;drm/colorop: Fix blob property reference tracking in state lifecycle&lt;/p&gt;
&lt;p&gt;The colorop state blob property handling had memory leaks during state
duplication, destruction, and reset operations. The implementation
failed to follow the established pattern from drm_crtc&amp;#39;s handling of
DEGAMMA/GAMMA blob properties.&lt;/p&gt;
&lt;p&gt;Issues fixed:
- drm_colorop_atomic_destroy_state() was freeing state memory without
  releasing the blob reference, causing a leak
- drm_colorop_reset() was directly freeing old state with kfree()
  instead of properly destroying it, leaking blob references
- drm_colorop_cleanup() had duplicate blob cleanup code&lt;/p&gt;
&lt;p&gt;Changes:
- Add __drm_atomic_helper_colorop_destroy_state() helper to properly
  release blob references before freeing state memory
- Update drm_colorop_atomic_destroy_state() to call the helper
- Fix drm_colorop_reset() to use drm_colorop_atomic_destroy_state()
  for proper cleanup of old state
- Simplify drm_colorop_cleanup() to use the common destruction path&lt;/p&gt;
&lt;p&gt;This matches the well-tested pattern used by drm_crtc since 2016 and
ensures proper reference counting throughout the state lifecycle.&lt;/p&gt;
&lt;p&gt;Co-developed by Claude Sonnet 4.5.&lt;/p&gt;</content:encoded>
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