------------------------------------------------------------------------- Debian LTS Advisory DLA-3207-1 debian-lts@lists.debian.org https://www.debian.org/lts/security/ Markus Koschany November 27, 2022 https://wiki.debian.org/LTS ------------------------------------------------------------------------- Package : jackson-databind Version : 2.9.8-3+deb10u4 CVE ID : CVE-2020-36518 CVE-2022-42003 CVE-2022-42004 Debian Bug : 1007109 Several flaws were discovered in jackson-databind, a fast and powerful JSON library for Java. CVE-2020-36518 Java StackOverflow exception and denial of service via a large depth of nested objects. CVE-2022-42003 In FasterXML jackson-databind resource exhaustion can occur because of a lack of a check in primitive value deserializers to avoid deep wrapper array nesting, when the UNWRAP_SINGLE_VALUE_ARRAYS feature is enabled. CVE-2022-42004 In FasterXML jackson-databind resource exhaustion can occur because of a lack of a check in BeanDeserializerBase.deserializeFromArray to prevent use of deeply nested arrays. An application is vulnerable only with certain customized choices for deserialization. For Debian 10 buster, these problems have been fixed in version 2.9.8-3+deb10u4. 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 LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS
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