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OpenAdvisories
High · 8.1 CVE-2021-20190 BIT-nifi-2021-20190EUVD-2021-0490GHSA-5949-rw7g-wx7w

Deserialization of untrusted data in jackson-databind

Published Jan 19, 2021 · Updated Aug 27, 2025 · Assigned by redhat

Description

A flaw was found in jackson-databind before 2.9.10.7. FasterXML mishandles the interaction between serialization gadgets and typing. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Affected products

VendorProductAffectedFixed
— jackson-databind jackson-databind 2.9.10.7 —

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Debian 14 jackson-databind 2.12.1-1 —
Debian 13 jackson-databind 2.12.1-1 —
Debian 12 jackson-databind 2.12.1-1 —
Debian 9 jackson-databind 2.8.6-1+deb9u9 DLA-2638-1
ReleasePackageFixed inAdvisory
Ubuntu 22.04 LTS jackson-databind No fix yet —
Ubuntu 20.04 LTS jackson-databind No fix yet —
Ubuntu 18.04 LTS jackson-databind No fix yet —
Show 2 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Ubuntu Pro 16.04 LTS jackson-databind No fix yet —
Ubuntu Pro 14.04 LTS jackson-databind No fix yet —
ReleasePackageFixed inAdvisory
SLES 15 SP2 jackson-databind 2.10.5.1-3.3.2 SUSE-SU-2021:0243-1

Affected packages

EcosystemPackageAffectedFixedRecord
Maven com.fasterxml.jackson.core:jackson-databind >= 2.7.0, < 2.9.10.7 2.9.10.7 GHSA-5949-rw7g-wx7w
Maven com.fasterxml.jackson.core:jackson-databind < 2.6.7.5 2.6.7.5 GHSA-5949-rw7g-wx7w

Advisories 4

References