CVE-2024-41433

9.8 criticalEPSS 0.6%

Critical (9.8) in pingcap tidb. EPSS 0.6% chance of exploitation in the next 30 days.

PingCAP TiDB v8.1.0 was discovered to contain a buffer overflow via the component expression.ExplainExpressionList. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input. NOTE: PingCAP maintains that the actual reproduction of this issue did not cause the security impact of service interruption to other users. They argue that this is a complex query bug and not a DoS vulnerability.

Severity

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.6% chance of exploitation in the next 30 days; higher than 47% of CVEs (scores of 2026-10-31)
CWE: CWE-120
Published: 2024-09-03
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

pingcap:tidb

References

https://gist.github.com/ycybfhb/eec3a1eefe4c85eb22f1bca6114359a1
https://github.com/pingcap/tidb/issues/53796

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