PolymorphicTypeValidator needs to validate generic type parameters too [CVE-2026-54512] - #5988
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| || Modifier.isAbstract(subClass.getModifiers())) { | ||
| return Validity.ALLOWED; | ||
| } | ||
| // After array unwrap, also consult name-based matchers against the |
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note: Unrelated to main fix, unifies handling by fixing earlier code.
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### What changes were proposed in this pull request? This PR upgrades `FasterXML` `Jackson` to 2.21.4. ### Why are the changes needed? - https://github.com/FasterXML/jackson/wiki/Jackson-Release-2.21.4 (2026-05-28) - FasterXML/jackson-core#1611 - FasterXML/jackson-databind#5931 - FasterXML/jackson-databind#5950 - FasterXML/jackson-databind#5951 - FasterXML/jackson-databind#5967 - FasterXML/jackson-databind#5969 - FasterXML/jackson-databind#5971 - FasterXML/jackson-databind#5974 - FasterXML/jackson-databind#5981 - FasterXML/jackson-databind#5988 - FasterXML/jackson-databind#5993 ### Does this PR introduce _any_ user-facing change? No. ### How was this patch tested? Pass the CIs. ### Was this patch authored or co-authored using generative AI tooling? Generated-by: Claude Code (Claude Opus 4.8) Closes #56338 from dongjoon-hyun/SPARK-57273. Authored-by: Dongjoon Hyun <dongjoon@apache.org> Signed-off-by: Dongjoon Hyun <dongjoon@apache.org>
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PolymorphicTypeValidator needs to validate generic type parameters tooPolymorphicTypeValidator needs to validate generic type parameters too [CVE-2026-54512]
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