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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 16:55:24 +0000</lastBuildDate>
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      <title>CVE-2026-89888 — media: i2c: ov02a10: fix endpoint parsing use-after-free</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2026-89888</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;media: i2c: ov02a10: fix endpoint parsing use-after-free&lt;/p&gt;
&lt;p&gt;The ov02a10_check_hwcfg() function calls fwnode_handle_put(ep)
immediately after allocating and parsing the endpoint. However, it
subsequently calls fwnode_property_read_u32() using the same &amp;#39;ep&amp;#39;
handle, leading to a potential use-after-free.&lt;/p&gt;
&lt;p&gt;Additionally, reading the optional &amp;#39;ovti,mipi-clock-voltage&amp;#39; property
used to overwrite the &amp;#39;ret&amp;#39; variable. If the property was missing,
&amp;#39;ret&amp;#39; would become negative, and this failure code would be incorrectly
returned at the end of the function, causing probe to fail entirely.&lt;/p&gt;
&lt;p&gt;Fix the use-after-free by moving fwnode_property_read_u32() before
the endpoint is parsed and freed. Avoid the error leak by not
assigning the result of fwnode_property_read_u32() to &amp;#39;ret&amp;#39;.&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;media: i2c: ov02a10: fix endpoint parsing use-after-free&lt;/p&gt;
&lt;p&gt;The ov02a10_check_hwcfg() function calls fwnode_handle_put(ep)
immediately after allocating and parsing the endpoint. However, it
subsequently calls fwnode_property_read_u32() using the same &amp;#39;ep&amp;#39;
handle, leading to a potential use-after-free.&lt;/p&gt;
&lt;p&gt;Additionally, reading the optional &amp;#39;ovti,mipi-clock-voltage&amp;#39; property
used to overwrite the &amp;#39;ret&amp;#39; variable. If the property was missing,
&amp;#39;ret&amp;#39; would become negative, and this failure code would be incorrectly
returned at the end of the function, causing probe to fail entirely.&lt;/p&gt;
&lt;p&gt;Fix the use-after-free by moving fwnode_property_read_u32() before
the endpoint is parsed and freed. Avoid the error leak by not
assigning the result of fwnode_property_read_u32() to &amp;#39;ret&amp;#39;.&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://vulnerability.circl.lu/vuln/cve-2026-89888</guid>
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