DSA-4004-1 jackson-databind -- security update

Debian Security Advisory

DSA-4004-1 jackson-databind -- security update

Date Reported:

20 Oct 2017

Affected Packages:

jackson-databind

Vulnerable:

Yes

Security database references:

In the Debian bugtracking system: Bug 870848.
In Mitre's CVE dictionary: CVE-2017-7525.

More information:

Liao Xinxi discovered that jackson-databind, a Java library used to parse JSON and other data formats, did not properly validate user input before attemtping deserialization. This allowed an attacker to perform code execution by providing maliciously crafted input.

For the oldstable distribution (jessie), this problem has been fixed in version 2.4.2-2+deb8u1.

For the stable distribution (stretch), this problem has been fixed in version 2.8.6-1+deb9u1.

We recommend that you upgrade your jackson-databind packages.