CVE-2021-42390 (GCVE-0-2021-42390)

Vulnerability from cvelistv5 – Published: 2022-03-14 22:20 – Updated: 2024-08-04 03:30
VLAI?
Summary
Divide-by-zero in Clickhouse's DeltaDouble compression codec when parsing a malicious query. The first byte of the compressed buffer is used in a modulo operation without being checked for 0.
Severity ?
No CVSS data available.
CWE
Assigner
References
Impacted products
Vendor Product Version
yandex clickhouse Affected: unspecified , < 21.10.2.15-stable (custom)
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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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