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    <title>Most recent entries from all</title>
    <link>https://vulnerability.circl.lu</link>
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    <lastBuildDate>Wed, 30 Sep 2026 10:21:44 +0000</lastBuildDate>
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      <title>CVE-2023-22655</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2023-22655</link>
      <description>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; 3rd and 4th Generation Intel(R) Xeon(R) Processors when using Intel(R) SGX or Intel(R) TDX, intel 3rd_gen_intel_xeon_scalable_processor_family, intel xeon_d_processor, intel 4th_generation_intel_xeon_platinum_processors, intel 4th_generation_intel_xeon_gold_processors, intel 4th_gen_intel_xeon_scalable_processors, intel 4th_gen_intel_xeon_platinum_processors, intel 4th_gen_intel_xeon_gold_processors, intel 4th_gen_intel_xeon_silver_processors, intel 4th_gen_intel_xeon_bronze_processors and 2 more&lt;/p&gt;
&lt;p&gt;Protection mechanism failure in some 3rd and 4th Generation Intel(R) Xeon(R) Processors when using Intel(R) SGX or Intel(R) TDX may allow a privileged user to potentially enable escalation of privilege via local access.&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; 3rd and 4th Generation Intel(R) Xeon(R) Processors when using Intel(R) SGX or Intel(R) TDX, intel 3rd_gen_intel_xeon_scalable_processor_family, intel xeon_d_processor, intel 4th_generation_intel_xeon_platinum_processors, intel 4th_generation_intel_xeon_gold_processors, intel 4th_gen_intel_xeon_scalable_processors, intel 4th_gen_intel_xeon_platinum_processors, intel 4th_gen_intel_xeon_gold_processors, intel 4th_gen_intel_xeon_silver_processors, intel 4th_gen_intel_xeon_bronze_processors and 2 more&lt;/p&gt;
&lt;p&gt;Protection mechanism failure in some 3rd and 4th Generation Intel(R) Xeon(R) Processors when using Intel(R) SGX or Intel(R) TDX may allow a privileged user to potentially enable escalation of privilege via local access.&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://vulnerability.circl.lu/vuln/cve-2023-22655</guid>
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    <item>
      <title>USN-6797-1 — intel-microcode vulnerabilities</title>
      <link>https://vulnerability.circl.lu/vuln/usn-6797-1</link>
      <description>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Ubuntu:Pro:16.04:LTS: intel-microcode, Ubuntu:Pro:18.04:LTS: intel-microcode, Ubuntu:20.04:LTS: intel-microcode, Ubuntu:22.04:LTS: intel-microcode, Ubuntu:24.04:LTS: intel-microcode&lt;/p&gt;
&lt;p&gt;It was discovered that some 3rd and 4th Generation Intel® Xeon® Processors
did not properly restrict access to certain hardware features when using
Intel® SGX or Intel® TDX. This may allow a privileged local user to
potentially further escalate their privileges on the system. This issue only
affected Ubuntu 23.10, Ubuntu 22.04 LTS, Ubuntu 20.04 LTS, Ubuntu 18.04 LTS and
Ubuntu 16.04 LTS. (CVE-2023-22655)&lt;/p&gt;
&lt;p&gt;It was discovered that some Intel® Atom® Processors did not properly clear
register state when performing various operations. A local attacker could
use this to obtain sensitive information via a transient execution attack.
This issue only affected Ubuntu 23.10, Ubuntu 22.04 LTS, Ubuntu 20.04 LTS,
Ubuntu 18.04 LTS and Ubuntu 16.04 LTS. (CVE-2023-28746)&lt;/p&gt;
&lt;p&gt;It was discovered that some Intel® Processors did not properly clear the
state of various hardware structures when switching execution contexts. A
local attacker could use this to access privileged information. This issue only
affected Ubuntu 23.10, Ubuntu 22.04 LTS, Ubuntu 20.04 LTS, Ubuntu 18.04 LTS and
Ubuntu 16.04 LTS. (CVE-2023-38575)&lt;/p&gt;
&lt;p&gt;It was discovered that some Intel® Processors did not properly enforce bus
lock regulator protections. A remote attacker could use this to cause a
denial of service. This issue only affected Ubuntu 23.10, Ubuntu 22.04 LTS,
Ubuntu 20.04 LTS, Ubuntu 18.04 LTS and Ubuntu 16.04 LTS. (CVE-2023-39368)&lt;/p&gt;
&lt;p&gt;It was discovered that some Intel® Xeon® D Processors did not properly
calculate the SGX base…&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Ubuntu:Pro:16.04:LTS: intel-microcode, Ubuntu:Pro:18.04:LTS: intel-microcode, Ubuntu:20.04:LTS: intel-microcode, Ubuntu:22.04:LTS: intel-microcode, Ubuntu:24.04:LTS: intel-microcode&lt;/p&gt;
&lt;p&gt;It was discovered that some 3rd and 4th Generation Intel® Xeon® Processors
did not properly restrict access to certain hardware features when using
Intel® SGX or Intel® TDX. This may allow a privileged local user to
potentially further escalate their privileges on the system. This issue only
affected Ubuntu 23.10, Ubuntu 22.04 LTS, Ubuntu 20.04 LTS, Ubuntu 18.04 LTS and
Ubuntu 16.04 LTS. (CVE-2023-22655)&lt;/p&gt;
&lt;p&gt;It was discovered that some Intel® Atom® Processors did not properly clear
register state when performing various operations. A local attacker could
use this to obtain sensitive information via a transient execution attack.
This issue only affected Ubuntu 23.10, Ubuntu 22.04 LTS, Ubuntu 20.04 LTS,
Ubuntu 18.04 LTS and Ubuntu 16.04 LTS. (CVE-2023-28746)&lt;/p&gt;
&lt;p&gt;It was discovered that some Intel® Processors did not properly clear the
state of various hardware structures when switching execution contexts. A
local attacker could use this to access privileged information. This issue only
affected Ubuntu 23.10, Ubuntu 22.04 LTS, Ubuntu 20.04 LTS, Ubuntu 18.04 LTS and
Ubuntu 16.04 LTS. (CVE-2023-38575)&lt;/p&gt;
&lt;p&gt;It was discovered that some Intel® Processors did not properly enforce bus
lock regulator protections. A remote attacker could use this to cause a
denial of service. This issue only affected Ubuntu 23.10, Ubuntu 22.04 LTS,
Ubuntu 20.04 LTS, Ubuntu 18.04 LTS and Ubuntu 16.04 LTS. (CVE-2023-39368)&lt;/p&gt;
&lt;p&gt;It was discovered that some Intel® Xeon® D Processors did not properly
calculate the SGX base…&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://vulnerability.circl.lu/vuln/usn-6797-1</guid>
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