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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 02:27:18 +0000</lastBuildDate>
    <item>
      <title>CVE-2021-4204</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2021-4204</link>
      <description>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; kernel&lt;/p&gt;
&lt;p&gt;An out-of-bounds (OOB) memory access flaw was found in the Linux kernel&amp;#39;s eBPF due to an Improper Input Validation. This flaw allows a local attacker with a special privilege to crash the system or leak internal information.&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; kernel&lt;/p&gt;
&lt;p&gt;An out-of-bounds (OOB) memory access flaw was found in the Linux kernel&amp;#39;s eBPF due to an Improper Input Validation. This flaw allows a local attacker with a special privilege to crash the system or leak internal information.&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://vulnerability.circl.lu/vuln/cve-2021-4204</guid>
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    <item>
      <title>USN-5217-1 — linux-oem-5.14 vulnerabilities</title>
      <link>https://vulnerability.circl.lu/vuln/usn-5217-1</link>
      <description>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Ubuntu:20.04:LTS: linux-oem-5.14&lt;/p&gt;
&lt;p&gt;It was discovered that the NFS server implementation in the Linux kernel
contained an out-of-bounds write vulnerability. A local attacker could use
this to cause a denial of service (system crash) or possibly execute
arbitrary code. (CVE-2021-4090)&lt;/p&gt;
&lt;p&gt;It was discovered that the eBPF implementation in the Linux kernel did
not properly validate the memory size of certain ring buffer operation
arguments. A local attacker could use this to cause a denial of service
(system crash) or possibly execute arbitrary code. (CVE-2021-4204)&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Ubuntu:20.04:LTS: linux-oem-5.14&lt;/p&gt;
&lt;p&gt;It was discovered that the NFS server implementation in the Linux kernel
contained an out-of-bounds write vulnerability. A local attacker could use
this to cause a denial of service (system crash) or possibly execute
arbitrary code. (CVE-2021-4090)&lt;/p&gt;
&lt;p&gt;It was discovered that the eBPF implementation in the Linux kernel did
not properly validate the memory size of certain ring buffer operation
arguments. A local attacker could use this to cause a denial of service
(system crash) or possibly execute arbitrary code. (CVE-2021-4204)&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://vulnerability.circl.lu/vuln/usn-5217-1</guid>
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