Debian Security Advisory

DLA-1524-1 libxml2 -- LTS security update

Date Reported:
27 Sep 2018
Affected Packages:
Security database references:
In Mitre's CVE dictionary: CVE-2017-18258, CVE-2018-9251, CVE-2018-14404, CVE-2018-14567.
More information:
  • CVE-2018-14404

    Fix of a NULL pointer dereference which might result in a crash and thus in a denial of service.

  • CVE-2018-14567 / CVE-2018-9251

    Approvement in LZMA error handling which prevents an infinite loop.

  • CVE-2017-18258

    Limit available memory to 100MB to avoid exhaustive memory consumption by malicious files.

For Debian 8 Jessie, these problems have been fixed in version 2.9.1+dfsg1-5+deb8u7.

We recommend that you upgrade your libxml2 packages.

Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: