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Debian Security Advisory DSA-4542-1 security@debian.org
https://www.debian.org/security/ Sebastien Delafond
October 06, 2019 https://www.debian.org/security/faq
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Package : jackson-databind
CVE ID : CVE-2019-12384 CVE-2019-14439 CVE-2019-14540 CVE-2019-16335
CVE-2019-16942 CVE-2019-16943
Debian Bug : 941530 940498 933393 930750

It was discovered that jackson-databind, a Java library used to parse
JSON and other data formats, did not properly validate user input
before attempting deserialization. This allowed an attacker providing
maliciously crafted input to perform code execution, or read arbitrary
files on the server.

For the oldstable distribution (stretch), these problems have been fixed
in version 2.8.6-1+deb9u6.

For the stable distribution (buster), these problems have been fixed in
version 2.9.8-3+deb10u1.

We recommend that you upgrade your jackson-databind packages.

For the detailed security status of jackson-databind please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/jackson-databind

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: debian-security-announce@lists.debian.org
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