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    <title>Most recent entries from all</title>
    <link>https://vulnerability.circl.lu</link>
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    <lastBuildDate>Mon, 28 Sep 2026 23:38:51 +0000</lastBuildDate>
    <item>
      <title>CVE-2025-22046 — uprobes/x86: Harden uretprobe syscall trampoline check</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2025-22046</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;uprobes/x86: Harden uretprobe syscall trampoline check&lt;/p&gt;
&lt;p&gt;Jann reported a possible issue when trampoline_check_ip returns
address near the bottom of the address space that is allowed to
call into the syscall if uretprobes are not set up:&lt;/p&gt;
&lt;p&gt;https://lore.kernel.org/bpf/202502081235.5A6F352985@keescook/T/#m9d416df341b8fbc11737dacbcd29f0054413cbbf&lt;/p&gt;
&lt;p&gt;Though the mmap minimum address restrictions will typically prevent
creating mappings there, let&amp;#39;s make sure uretprobe syscall checks
for that.&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;uprobes/x86: Harden uretprobe syscall trampoline check&lt;/p&gt;
&lt;p&gt;Jann reported a possible issue when trampoline_check_ip returns
address near the bottom of the address space that is allowed to
call into the syscall if uretprobes are not set up:&lt;/p&gt;
&lt;p&gt;https://lore.kernel.org/bpf/202502081235.5A6F352985@keescook/T/#m9d416df341b8fbc11737dacbcd29f0054413cbbf&lt;/p&gt;
&lt;p&gt;Though the mmap minimum address restrictions will typically prevent
creating mappings there, let&amp;#39;s make sure uretprobe syscall checks
for that.&lt;/p&gt;</content:encoded>
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