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Debian Security Advisory DSA 4004-1 (jackson-databind - security update)
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
Liao Xinxi 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 to perform code execution by providing maliciously crafted input.
Affected Software
Affected Software
jackson-databind on Debian Linux
Detection Method
Detection Method
This check tests the installed software version using the apt package manager.
Solution
Solution
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.