Debian Long Term Support / LTS Security Information / 2018 / Security Information -- DLA-1524-1 libxml2

Debian Security Advisory

DLA-1524-1 libxml2 -- LTS security update

Date Reported:

27 Sep 2018

Affected Packages:

libxml2

Vulnerable:

Yes

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: https://wiki.debian.org/LTS