CVE-2025-8865

Severity CVSS v4.0:

MEDIUM

Type:

CWE-476 NULL Pointer Dereference

Publication date:

11/08/2025

Last modified:

11/08/2025

Description

The YugabyteDB tablet server contains a flaw in its YCQL query handling that can trigger a null pointer dereference when processing certain malformed inputs. An authenticated attacker could exploit this issue to crash the YCQL tablet server, resulting in a denial of service.

Impact

Vector 4.0

CVSS:4.0/AV:A/AC:H/AT:P/PR:H/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L CVSS v4.0 Severity and Metrics:

Base Score: 4.10 MEDIUM
Vector: CVSS:4.0/AV:A/AC:H/AT:P/PR:H/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L

Attack Vector (AV): Adjacent
Attack Complexity (AC): High
Attack Requirements (AT): Present
Privileges Required (PR): High
User Interaction (UI): Active
Confidentiality (VC): None
Integrity (VI): None
Availability (VA): High
Confidentiality (SC): None
Integrity (SI): None
Availability (SA): Low

Base Score 4.0

4.10

Severity 4.0

MEDIUM

References to Advisories, Solutions, and Tools

https://docs.yugabyte.com/preview/secure/vulnerability-disclosure-policy/