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CVE-2021-43305

🗓️ 22 May 2025 18:50:44Reported by redhat.comType 
redhatcve
 redhatcve
🔗 access.redhat.com👁 27 Views

Heap buffer overflow in Clickhouse LZ4 codec due to unverified copy operations in query parsing.

Related
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2021-43305
14 Mar 202223:15
–attackerkb
attackerkb
attackerkb
CVE-2021-43304
14 Mar 202223:15
–attackerkb
bdu_fstec
BDU FSTEC
LZ4 Compression Code Execution
18 Mar 202200:00
–bdu_fstec
bdu_fstec
BDU FSTEC
LZ4 Compression Code Execution
18 Mar 202200:00
–bdu_fstec
clickhouse
ClickHouse
Fixed in ClickHouse 21.10.2.15, 2021-10-18 
18 Oct 202100:00
–clickhouse
clickhouse
ClickHouse
CVE-2021-43304
18 Oct 202100:00
–clickhouse
clickhouse
ClickHouse
CVE-2021-43305
18 Oct 202100:00
–clickhouse
circl
Circl
CVE-2021-43304
16 Mar 202214:30
–circl
circl
Circl
CVE-2021-43305
16 Mar 202214:30
–circl
nessus
Tenable Nessus
ClickHouse < 21.10.2.15 Multiple Vulnerabilities
24 Feb 202500:00
–nessus
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22 May 2025 18:50Current
6.9Medium risk
Vulners AI Score6.9
CVSS 26.5
CVSS 3.18.8
EPSS0.01672
27