Debian Linux Security Advisory 5272-1 - Multiple vulnerabilities have been discovered in the Xen hypervisor, which could result in privilege escalation, denial of service or information leaks.
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Debian Linux Security Advisory 5271-1 - Several vulnerabilities were discovered in libxml2, a library providing support to read, modify and write XML and HTML files.
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The Windows kernel registry suffers from a use-after-free vulnerability due to bad handling of failed reallocations under memory pressure.
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