Bug 2294315 (CVE-2024-37820)

Summary:	CVE-2024-37820 tidb: Null pointer dereference in expression.inferCollation
Product:	[Other] Security Response	Reporter:	Pedro Sampaio <psampaio>
Component:	vulnerability	Assignee:	Product Security <prodsec-ir-bot>
Status:	NEW ---	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	anstephe, arnavarr, avibelli, bgeorges, chazlett, clement.escoffier, dandread, dkreling, gsmet, hamadhan, jmartisk, lthon, max.andersen, mosmerov, olubyans, pgallagh, pjindal, probinso, rruss, rsvoboda, sausingh, sbiarozk, tqvarnst
Target Milestone:	---	Keywords:	Security
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Hardware:	All
OS:	Linux
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oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
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Bug Blocks:	2294316

Description Pedro Sampaio 2024-06-25 20:34:21 UTC

A nil pointer dereference in PingCAP TiDB v8.2.0-alpha-216-gfe5858b allows attackers to crash the application via expression.inferCollation.

References:

https://github.com/pingcap/tidb/issues/53580