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    <title>Most recent entries from all</title>
    <link>https://vulnerability.circl.lu</link>
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    <lastBuildDate>Tue, 29 Sep 2026 07:34:37 +0000</lastBuildDate>
    <item>
      <title>CVE-2026-89826 — drm/panthor: harden firmware build-info bounds checks</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2026-89826</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/panthor: harden firmware build-info bounds checks&lt;/p&gt;
&lt;p&gt;panthor_fw_read_build_info() checks whether the metadata range fits in the
firmware image with hdr.meta_start + hdr.meta_size. Both fields are u32, so
the addition can wrap and let an out-of-bounds range pass validation.&lt;/p&gt;
&lt;p&gt;The function also reads the &amp;#34;git_sha: &amp;#34; prefix without first checking that
the metadata is long enough, and meta_size == 0 can underflow the NULL
terminator index.&lt;/p&gt;
&lt;p&gt;Use subtraction-based bounds checking and reject metadata that is too short
to contain the expected prefix and trailing NULL byte.&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/panthor: harden firmware build-info bounds checks&lt;/p&gt;
&lt;p&gt;panthor_fw_read_build_info() checks whether the metadata range fits in the
firmware image with hdr.meta_start + hdr.meta_size. Both fields are u32, so
the addition can wrap and let an out-of-bounds range pass validation.&lt;/p&gt;
&lt;p&gt;The function also reads the &amp;#34;git_sha: &amp;#34; prefix without first checking that
the metadata is long enough, and meta_size == 0 can underflow the NULL
terminator index.&lt;/p&gt;
&lt;p&gt;Use subtraction-based bounds checking and reject metadata that is too short
to contain the expected prefix and trailing NULL byte.&lt;/p&gt;</content:encoded>
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