CVE-2021-43304 (GCVE-0-2021-43304)

Vulnerability from cvelistv5 – Published: 2022-03-14 00:00 – Updated: 2024-08-04 03:55
VLAI?
Summary
Heap buffer overflow in Clickhouse's LZ4 compression codec when parsing a malicious query. There is no verification that the copy operations in the LZ4::decompressImpl loop and especially the arbitrary copy operation wildCopy<copy_amount>(op, ip, copy_end), don’t exceed the destination buffer’s limits.
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.
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