PT-2025-33492 · Firebird+3 · Firebird+3

Published 2025-08-15 · Updated 2025-11-17 · CVE-2025-54989

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: Firebird versions prior to 3.0.13 Firebird versions prior to 4.0.6 Firebird versions prior to 5.0.3

Description: Firebird is a relational database. A NULL pointer dereference denial-of-service vulnerability exists in Firebird when parsing XDR messages from a client. This flaw leads to a NULL pointer dereference and denial-of-service condition.

Recommendations: Update Firebird to version 3.0.13 or later. Update Firebird to version 4.0.6 or later. Update Firebird to version 5.0.3 or later.

Exploit

Fix

DoS

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

ALT-PU-2025-11799

BDU:2025-11068

CVE-2025-54989

DLA-4282-1

DSA-5992-1

GHSA-7QP6-HQXJ-PJJP

SUSE-SU-2025:02991-1

ZDI-25-859

Affected Products

Alt Linux

Debian

Firebird

Red Os

References · 33

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/54xxx/CVE-2025-54989.json · Exploit
• https://github.com/FirebirdSQL/firebird/commit/169da595f8693fc1a65a79c741724b1bc8db9f25 · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:02991-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-54989 · Vendor Advisory
• https://zerodayinitiative.com/advisories/ZDI-25-859 · Security Note
• https://wiki.astralinux.ru/astra-linux-se18-bulletin-2026-0224SE18 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2025-54989 · Security Note
• http://repo.red-soft.ru/redos/7.3c/x86_64/updates · Vendor Advisory
• https://osv.dev/vulnerability/DLA-4282-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-54989 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2025-54989 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2025-54989 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-11068 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2025-54989 · Vendor Advisory
• https://osv.dev/vulnerability/DSA-5992-1 · Vendor Advisory