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    <title>Most recent entries from all</title>
    <link>https://vulnerability.circl.lu</link>
    <description>Contains only the most 10 recent entries.</description>
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    <lastBuildDate>Sun, 04 Oct 2026 06:12:19 +0000</lastBuildDate>
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      <title>CVE-2026-46006 — drm/nouveau: fix u32 overflow in pushbuf reloc bounds check</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2026-46006</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/nouveau: fix u32 overflow in pushbuf reloc bounds check&lt;/p&gt;
&lt;p&gt;nouveau_gem_pushbuf_reloc_apply() validates each relocation with&lt;/p&gt;
&lt;p&gt;if (r-&amp;gt;reloc_bo_offset + 4 &amp;gt; nvbo-&amp;gt;bo.base.size)&lt;/p&gt;
&lt;p&gt;but reloc_bo_offset is __u32 (uapi/drm/nouveau_drm.h) and the integer
literal 4 promotes to unsigned int, so the addition is performed in 32
bits and wraps before the comparison against the size_t bo size.&lt;/p&gt;
&lt;p&gt;Cast to u64 so the addition happens in 64-bit arithmetic.&lt;/p&gt;
&lt;p&gt;[ Add Fixes: tag. - Danilo ]&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/nouveau: fix u32 overflow in pushbuf reloc bounds check&lt;/p&gt;
&lt;p&gt;nouveau_gem_pushbuf_reloc_apply() validates each relocation with&lt;/p&gt;
&lt;p&gt;if (r-&amp;gt;reloc_bo_offset + 4 &amp;gt; nvbo-&amp;gt;bo.base.size)&lt;/p&gt;
&lt;p&gt;but reloc_bo_offset is __u32 (uapi/drm/nouveau_drm.h) and the integer
literal 4 promotes to unsigned int, so the addition is performed in 32
bits and wraps before the comparison against the size_t bo size.&lt;/p&gt;
&lt;p&gt;Cast to u64 so the addition happens in 64-bit arithmetic.&lt;/p&gt;
&lt;p&gt;[ Add Fixes: tag. - Danilo ]&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://vulnerability.circl.lu/vuln/cve-2026-46006</guid>
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