SUSE-SU-2026:4845-1: moderate: Security update for tiff

[SLE-SECURITY-UPDATES]

# Security update for tiff

Announcement ID: SUSE-SU-2026:4845-1  
Release Date: 2026-10-21T15:55:25Z  
Rating: moderate  
References:

  * bsc#1280164

  
Cross-References:

  * CVE-2026-18495

  
CVSS scores:

  * CVE-2026-18495 ( SUSE ):  6.8
    CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-18495 ( SUSE ):  6.6 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H
  * CVE-2026-18495 ( NVD ):  6.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:H

  
Affected Products:

  * Basesystem Module 15-SP7
  * SUSE Linux Enterprise Desktop 15 SP7
  * SUSE Linux Enterprise Micro 5.3
  * SUSE Linux Enterprise Micro 5.4
  * SUSE Linux Enterprise Micro 5.5
  * SUSE Linux Enterprise Micro for Rancher 5.3
  * SUSE Linux Enterprise Micro for Rancher 5.4
  * SUSE Linux Enterprise Real Time 15 SP7
  * SUSE Linux Enterprise Server 15 SP7
  * SUSE Linux Enterprise Server for SAP Applications 15 SP7

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for tiff fixes the following issue:

  * CVE-2026-18495: libtiff: heap-buffer overflow via numeric truncation in the
    JPEG raw passthrough (bsc#1280164).

## 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 Linux Enterprise Micro for Rancher 5.3  
    zypper in -t patch SUSE-SLE-Micro-5.3-2026-4845

  * SUSE Linux Enterprise Micro 5.3  
    zypper in -t patch SUSE-SLE-Micro-5.3-2026-4845

  * SUSE Linux Enterprise Micro for Rancher 5.4  
    zypper in -t patch SUSE-SLE-Micro-5.4-2026-4845

  * SUSE Linux Enterprise Micro 5.4  
    zypper in -t patch SUSE-SLE-Micro-5.4-2026-4845

  * SUSE Linux Enterprise Micro 5.5  
    zypper in -t patch SUSE-SLE-Micro-5.5-2026-4845

  * Basesystem Module 15-SP7  
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2026-4845

## Package List:

  * SUSE Linux Enterprise Micro for Rancher 5.3 (aarch64 s390x x86_64)
    * libtiff5-4.0.9-150000.45.72.1
    * tiff-debugsource-4.0.9-150000.45.72.1
    * libtiff5-debuginfo-4.0.9-150000.45.72.1
    * tiff-debuginfo-4.0.9-150000.45.72.1
  * SUSE Linux Enterprise Micro 5.3 (aarch64 s390x x86_64)
    * libtiff5-4.0.9-150000.45.72.1
    * tiff-debugsource-4.0.9-150000.45.72.1
    * libtiff5-debuginfo-4.0.9-150000.45.72.1
    * tiff-debuginfo-4.0.9-150000.45.72.1
  * SUSE Linux Enterprise Micro for Rancher 5.4 (aarch64 s390x x86_64)
    * libtiff5-4.0.9-150000.45.72.1
    * tiff-debugsource-4.0.9-150000.45.72.1
    * libtiff5-debuginfo-4.0.9-150000.45.72.1
    * tiff-debuginfo-4.0.9-150000.45.72.1
  * SUSE Linux Enterprise Micro 5.4 (aarch64 s390x x86_64)
    * libtiff5-4.0.9-150000.45.72.1
    * tiff-debugsource-4.0.9-150000.45.72.1
    * libtiff5-debuginfo-4.0.9-150000.45.72.1
    * tiff-debuginfo-4.0.9-150000.45.72.1
  * SUSE Linux Enterprise Micro 5.5 (aarch64 ppc64le s390x x86_64)
    * libtiff5-4.0.9-150000.45.72.1
    * tiff-debugsource-4.0.9-150000.45.72.1
    * libtiff5-debuginfo-4.0.9-150000.45.72.1
    * tiff-debuginfo-4.0.9-150000.45.72.1
  * Basesystem Module 15-SP7 (aarch64 ppc64le s390x x86_64)
    * libtiff5-4.0.9-150000.45.72.1
    * tiff-debugsource-4.0.9-150000.45.72.1
    * libtiff5-debuginfo-4.0.9-150000.45.72.1
    * tiff-debuginfo-4.0.9-150000.45.72.1
  * Basesystem Module 15-SP7 (x86_64)
    * libtiff5-32bit-debuginfo-4.0.9-150000.45.72.1
    * libtiff5-32bit-4.0.9-150000.45.72.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-18495.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1280164

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