CVE catalog

CVE-2022-44011

clickhouse: CVE-2022-44011

Severity: Medium
Published: Nov 23, 2023, 4:15:00 PM UTC
Source: [NVD] · [CVE record]
EPSS: 0.70% · Oct 25, 2026

An issue was discovered in ClickHouse before 22.9.1.2603. An authenticated user (with the ability to load data) could cause a heap buffer overflow and crash the server by inserting a malformed CapnProto object. The fixed versions are 22.9.1.2603, 22.8.2.11, 22.7.4.16, 22.6.6.16, and 22.3.12.19.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	clickhouse	bookworm	`18.16.1+ds-7.3`	vulnerable
Ubuntu	clickhouse	20.04	`18.16.1+ds-5`	vulnerable
Ubuntu	clickhouse	20.04	`18.16.1+ds-5ubuntu1`	vulnerable
Ubuntu	clickhouse	20.04	`18.16.1+ds-5ubuntu2`	vulnerable
Ubuntu	clickhouse	20.04	`18.16.1+ds-6ubuntu1`	vulnerable
Ubuntu	clickhouse	20.04	`18.16.1+ds-7`	vulnerable
Ubuntu	clickhouse	20.04	`18.16.1+ds-7ubuntu0.1`	vulnerable
Ubuntu	clickhouse	24.04	`18.16.1+ds-7.4`	vulnerable
Ubuntu	clickhouse	24.04	`18.16.1+ds-7.4build1`	vulnerable
Ubuntu	clickhouse	24.04	`18.16.1+ds-7.4build2`	vulnerable

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	clickhouse	source	bookworm	`(unfixed)`	not yet assigned	Not reported	[1059261]

[Debian bug #1059261]

Notes

[bookworm] clickhouse: Minor issue

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[clickhouse-client]Affected
Source package: [clickhouse]
Details (2)
- 18.16.1+ds-7.3+b2 · amd64 · bookworm
  Affected
  dsa · clickhouse · debian · bookworm
- 18.16.1+ds-7.3+b2 · arm64 · bookworm
  Affected
  dsa · clickhouse · debian · bookworm
[clickhouse-common]Affected
Source package: [clickhouse]
Details (2)
- 18.16.1+ds-7.3+b2 · amd64 · bookworm
  Affected
  dsa · clickhouse · debian · bookworm
- 18.16.1+ds-7.3+b2 · arm64 · bookworm
  Affected
  dsa · clickhouse · debian · bookworm
[clickhouse-server]Affected
Source package: [clickhouse]
Details (2)
- 18.16.1+ds-7.3+b2 · amd64 · bookworm
  Affected
  dsa · clickhouse · debian · bookworm
- 18.16.1+ds-7.3+b2 · arm64 · bookworm
  Affected
  dsa · clickhouse · debian · bookworm
[clickhouse-tools]Affected
Source package: [clickhouse]
Details (2)
- 18.16.1+ds-7.3+b2 · amd64 · bookworm
  Affected
  dsa · clickhouse · debian · bookworm
- 18.16.1+ds-7.3+b2 · arm64 · bookworm
  Affected
  dsa · clickhouse · debian · bookworm

Observed: Oct 23, 2026, 6:30:24 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database]