SUSE-SU-2026:1868-1: critical: Security update for firebird

SLE-UPDATES null at suse.de
Fri May 15 12:32:50 UTC 2026 

# Security update for firebird

Announcement ID: SUSE-SU-2026:1868-1  
Release Date: 2026-05-15T07:50:01Z  
Rating: critical  
References:

  * bsc#1262320
  * bsc#1262322
  * bsc#1262324
  * bsc#1262325
  * bsc#1262326
  * bsc#1262327
  * bsc#1262328
  * bsc#1262329
  * bsc#1262330

  
Cross-References:

  * CVE-2025-65104
  * CVE-2026-27890
  * CVE-2026-28212
  * CVE-2026-28214
  * CVE-2026-28224
  * CVE-2026-33337
  * CVE-2026-34232
  * CVE-2026-35215
  * CVE-2026-40342

  
CVSS scores:

  * CVE-2025-65104 ( SUSE ):  7.1
    CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:L/VI:H/VA:L/SC:L/SI:H/SA:L
  * CVE-2025-65104 ( SUSE ):  7.9 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:L
  * CVE-2025-65104 ( NVD ):  7.9 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:L
  * CVE-2025-65104 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  * CVE-2026-27890 ( SUSE ):  8.3
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-27890 ( SUSE ):  8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
  * CVE-2026-27890 ( NVD ):  8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
  * CVE-2026-28212 ( SUSE ):  8.2
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-28212 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-28212 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-28214 ( SUSE ):  6.0
    CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L
  * CVE-2026-28214 ( SUSE ):  6.3 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H
  * CVE-2026-28214 ( NVD ):  6.0
    CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
  * CVE-2026-28214 ( NVD ):  6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-28224 ( SUSE ):  8.3
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-28224 ( SUSE ):  8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
  * CVE-2026-28224 ( NVD ):  8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
  * CVE-2026-33337 ( SUSE ):  8.2
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-33337 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-33337 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-34232 ( SUSE ):  8.2
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-34232 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-34232 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-35215 ( SUSE ):  8.2
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-35215 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-35215 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-40342 ( SUSE ):  9.0
    CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
  * CVE-2026-40342 ( SUSE ):  9.9 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
  * CVE-2026-40342 ( NVD ):  9.9 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

  
Affected Products:

  * SUSE Linux Enterprise Desktop 15 SP7
  * SUSE Linux Enterprise Real Time 15 SP7
  * SUSE Linux Enterprise Server 15 SP7
  * SUSE Linux Enterprise Server for SAP Applications 15 SP7
  * SUSE Package Hub 15 15-SP7

  
  
An update that solves nine vulnerabilities can now be installed.

## Description:

This update for firebird fixes the following issues

  * CVE-2025-65104: Information leak vulnerability in firebird3 client when used
    with newer (>= 4) server (bsc#1262330).
  * CVE-2026-27890: Pre-Auth DOS (bsc#1262328).
  * CVE-2026-28212: One packet DoS (bsc#1262329).
  * CVE-2026-28214: Server hangs when using specific clumplet on batch creation
    (bsc#1262327).
  * CVE-2026-28224: CryptCallback DOS (bsc#1262326).
  * CVE-2026-33337: Buffer overflow on parsing corrupted slice packet
    (bsc#1262325).
  * CVE-2026-34232: DoS via `op_response` packet from client (bsc#1262324).
  * CVE-2026-35215: DoS via malicious slice descriptor in slice packet
    (bsc#1262322).
  * CVE-2026-40342: Path traversal when declaring external routine
    (bsc#1262320).

## Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like
YaST online_update or "zypper patch".  
Alternatively you can run the command listed for your product:

  * SUSE Package Hub 15 15-SP7  
    zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP7-2026-1868=1

## Package List:

  * SUSE Package Hub 15 15-SP7 (aarch64 ppc64le s390x x86_64)
    * firebird-3.0.14.33856-150200.3.9.1
    * firebird-debugsource-3.0.14.33856-150200.3.9.1
    * libib_util-3.0.14.33856-150200.3.9.1
    * firebird-examples-3.0.14.33856-150200.3.9.1
    * libfbclient2-3.0.14.33856-150200.3.9.1
    * libib_util-debuginfo-3.0.14.33856-150200.3.9.1
    * firebird-utils-3.0.14.33856-150200.3.9.1
    * firebird-server-3.0.14.33856-150200.3.9.1
    * libib_util-devel-3.0.14.33856-150200.3.9.1
    * libfbclient2-debuginfo-3.0.14.33856-150200.3.9.1
    * firebird-server-debuginfo-3.0.14.33856-150200.3.9.1
    * firebird-utils-debuginfo-3.0.14.33856-150200.3.9.1
    * libfbclient-devel-3.0.14.33856-150200.3.9.1
    * firebird-debuginfo-3.0.14.33856-150200.3.9.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-65104.html
  * https://www.suse.com/security/cve/CVE-2026-27890.html
  * https://www.suse.com/security/cve/CVE-2026-28212.html
  * https://www.suse.com/security/cve/CVE-2026-28214.html
  * https://www.suse.com/security/cve/CVE-2026-28224.html
  * https://www.suse.com/security/cve/CVE-2026-33337.html
  * https://www.suse.com/security/cve/CVE-2026-34232.html
  * https://www.suse.com/security/cve/CVE-2026-35215.html
  * https://www.suse.com/security/cve/CVE-2026-40342.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1262320
  * https://bugzilla.suse.com/show_bug.cgi?id=1262322
  * https://bugzilla.suse.com/show_bug.cgi?id=1262324
  * https://bugzilla.suse.com/show_bug.cgi?id=1262325
  * https://bugzilla.suse.com/show_bug.cgi?id=1262326
  * https://bugzilla.suse.com/show_bug.cgi?id=1262327
  * https://bugzilla.suse.com/show_bug.cgi?id=1262328
  * https://bugzilla.suse.com/show_bug.cgi?id=1262329
  * https://bugzilla.suse.com/show_bug.cgi?id=1262330

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