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sidebar_position: 1
sidebar_label: 2022
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# 2022 Changelog

### ClickHouse release v22.7.4.16-stable (0b9272f8fdc) FIXME as compared to v22.7.3.5-stable (e140b8b5f3a)

#### Bug Fix (user-visible misbehavior in official stable or prestable release)

* Backported in [#40163](https://github.com/ClickHouse/ClickHouse/issues/40163): fix HashMethodOneNumber get wrong key value when column is const. [#40020](https://github.com/ClickHouse/ClickHouse/pull/40020) ([Duc Canh Le](https://github.com/canhld94)).
* Backported in [#40125](https://github.com/ClickHouse/ClickHouse/issues/40125): Fix bug in collectFilesToSkip() by adding correct file extension(.idx or idx2) for indexes to be recalculated, avoid wrong hard links. Fixed [#39896](https://github.com/ClickHouse/ClickHouse/issues/39896). [#40095](https://github.com/ClickHouse/ClickHouse/pull/40095) ([Jianmei Zhang](https://github.com/zhangjmruc)).
* Backported in [#40291](https://github.com/ClickHouse/ClickHouse/issues/40291): A segmentation fault that has CaresPTRResolver::resolve in the stack trace has been reported:. [#40134](https://github.com/ClickHouse/ClickHouse/pull/40134) ([Arthur Passos](https://github.com/arthurpassos)).
* Backported in [#40210](https://github.com/ClickHouse/ClickHouse/issues/40210): Fix insufficient argument check for encryption functions (found by query fuzzer). This closes [#39987](https://github.com/ClickHouse/ClickHouse/issues/39987). [#40194](https://github.com/ClickHouse/ClickHouse/pull/40194) ([Alexey Milovidov](https://github.com/alexey-milovidov)).
* Backported in [#40284](https://github.com/ClickHouse/ClickHouse/issues/40284): Fix possible segfault in CapnProto input format. This bug was found and send through ClickHouse bug-bounty [program](https://github.com/ClickHouse/ClickHouse/issues/38986) by *kiojj*. [#40241](https://github.com/ClickHouse/ClickHouse/pull/40241) ([Kruglov Pavel](https://github.com/Avogar)).

#### NOT FOR CHANGELOG / INSIGNIFICANT

* Fix a bug with symlinks detection [#40232](https://github.com/ClickHouse/ClickHouse/pull/40232) ([Alexander Tokmakov](https://github.com/tavplubix)).
* fix heap buffer overflow by limiting http chunk size [#40292](https://github.com/ClickHouse/ClickHouse/pull/40292) ([Sema Checherinda](https://github.com/CheSema)).
* Reduce changelog verbosity in CI [#40360](https://github.com/ClickHouse/ClickHouse/pull/40360) ([Mikhail f. Shiryaev](https://github.com/Felixoid)).