PT-2025-22327 · Unknown+2 · Clickhouse+2

Eldar Zaitov · Published 2025-05-21 · Updated 2025-09-19 · CVE-2019-16536

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Clickhouse versions prior to 19.14.3.3

Description A stack overflow leading to a denial of service (DoS) can be triggered by a malicious authenticated client.

Recommendations For versions prior to 19.14.3.3, update to version 19.14.3.3 or later to resolve the issue.

Fix

DoS

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

ALT-PU-2022-7680

CVE-2019-16536

ECHO-B165-83CF-9A1B

Affected Products

Alt Linux

Clickhouse

Debian

References · 10

• https://security-tracker.debian.org/tracker/CVE-2019-16536 · Vendor Advisory
• https://ubuntu.com/security/CVE-2019-16536 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2019-16536 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2019-16536 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-16536 · Security Note
• https://cve.org/CVERecord?id=CVE-2019-16536 · Security Note
• https://osv.dev/vulnerability/CVE-2019-16536 · Vendor Advisory
• https://t.me/cvenotify/126635 · Telegram Post
• https://twitter.com/threatsbank/status/1925235549360570543 · Twitter Post
• https://clickhouse.com/docs/whats-new/security-changelog · Note