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CVE-2025-54989 Details

Description

Firebird is a relational database. Prior to versions 3.0.13, 4.0.6, and 5.0.3, there is an XDR message parsing NULL pointer dereference denial-of-service vulnerability in Firebird. This specific flaw exists within the parsing of xdr message from client. It leads to NULL pointer dereference and DoS. This issue has been patched in versions 3.0.13, 4.0.6, and 5.0.3.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.5 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CNA: [email protected]CVSS-B:5.3 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://lists.debian.org/debian-lts-announce/2025/08/msg00021.html	CVE
https://github.com/FirebirdSQL/firebird/commit/169da595f8693fc1a65a79c741724b1bc8db9f25	[email protected]	Patch
https://github.com/FirebirdSQL/firebird/issues/8554	[email protected]	Issue Tracking
https://github.com/FirebirdSQL/firebird/security/advisories/GHSA-7qp6-hqxj-pjjp	[email protected]	Third Party Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-476	NULL Pointer Dereference	[email protected]

Affected Products

Product	Versions
firebirdsql firebird	< 3.0.13 >= 4.0.0, < 4.0.6 >= 5.0.0, < 5.0.3
CPE cpe:2.3:a:firebirdsql:firebird:::::::: Remediation No remediation found in references.

Change History

6 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Jun 17, 2026	CVE Modified	CISA-ADP
Nov 3, 2025	CVE Modified	CVE
Aug 22, 2025	Reanalysis	[email protected]
Aug 21, 2025	Initial Analysis	[email protected]
Aug 15, 2025	New CVE Received	[email protected]