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Medium DLA-1524-1 3 CVEs

libxml2 - security update

Published Sep 27, 2018 · Updated Mar 9, 2026

Fixed packages 1

ReleasePackageFixed in
Debian · 8 libxml2 2.9.1+dfsg1-5+deb8u7

Vulnerabilities 3

  • Medium 6.5

    Uncontrolled resource consumption in nokogiri

    The xz_head function in xzlib.c in libxml2 before 2.9.6 allows remote attackers to cause a denial of service (memory consumption) via a crafted LZMA file, because the decoder functionality does not restrict memory usage to what is required for a legitimate fi…

  • Medium 6.5

    Nokogiri NULL Pointer Dereference

    A NULL pointer dereference vulnerability exists in the xpath.c:xmlXPathCompOpEval() function of libxml2 through 2.9.8 when parsing an invalid XPath expression in the XPATH_OP_AND or XPATH_OP_OR case. Applications processing untrusted XSL format inputs with th…

  • Unscored —

    libxml2 2.9.8, if --with-lzma is used, allows remote attackers to cause a denial of service (infinite loop) via a craft…