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    <title>Most recent entries from all</title>
    <link>https://cve.radiocsirt.org</link>
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    <lastBuildDate>Sun, 04 Oct 2026 11:56:39 +0000</lastBuildDate>
    <item>
      <title>CVE-2024-46837 — drm/panthor: Restrict high priorities on group_create</title>
      <link>https://cve.radiocsirt.org/vuln/cve-2024-46837</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: Restrict high priorities on group_create&lt;/p&gt;
&lt;p&gt;We were allowing any users to create a high priority group without any
permission checks. As a result, this was allowing possible denial of
service.&lt;/p&gt;
&lt;p&gt;We now only allow the DRM master or users with the CAP_SYS_NICE
capability to set higher priorities than PANTHOR_GROUP_PRIORITY_MEDIUM.&lt;/p&gt;
&lt;p&gt;As the sole user of that uAPI lives in Mesa and hardcode a value of
MEDIUM [1], this should be safe to do.&lt;/p&gt;
&lt;p&gt;Additionally, as those checks are performed at the ioctl level,
panthor_group_create now only check for priority level validity.&lt;/p&gt;
&lt;p&gt;[1]https://gitlab.freedesktop.org/mesa/mesa/-/blob/f390835074bdf162a63deb0311d1a6de527f9f89/src/gallium/drivers/panfrost/pan_csf.c#L1038&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: Restrict high priorities on group_create&lt;/p&gt;
&lt;p&gt;We were allowing any users to create a high priority group without any
permission checks. As a result, this was allowing possible denial of
service.&lt;/p&gt;
&lt;p&gt;We now only allow the DRM master or users with the CAP_SYS_NICE
capability to set higher priorities than PANTHOR_GROUP_PRIORITY_MEDIUM.&lt;/p&gt;
&lt;p&gt;As the sole user of that uAPI lives in Mesa and hardcode a value of
MEDIUM [1], this should be safe to do.&lt;/p&gt;
&lt;p&gt;Additionally, as those checks are performed at the ioctl level,
panthor_group_create now only check for priority level validity.&lt;/p&gt;
&lt;p&gt;[1]https://gitlab.freedesktop.org/mesa/mesa/-/blob/f390835074bdf162a63deb0311d1a6de527f9f89/src/gallium/drivers/panfrost/pan_csf.c#L1038&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://cve.radiocsirt.org/vuln/cve-2024-46837</guid>
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